Test less, relax more. Pool and spa maintenance is easy with our Testers and Controllers - EXPLORE NOW
"{\"productData\":{\"edges\":[{\"node\":{\"sku\":\"HI2020-01\",\"name\":\"edge® Multiparameter pH Meter\",\"path\":\"/edge-multiparameter-ph-meter\",\"entityId\":4303,\"categories\":{\"edges\":[{\"node\":{\"entityId\":2328}},{\"node\":{\"entityId\":2329}},{\"node\":{\"entityId\":2330}},{\"node\":{\"entityId\":2331}},{\"node\":{\"entityId\":2332}},{\"node\":{\"entityId\":2335}},{\"node\":{\"entityId\":2336}},{\"node\":{\"entityId\":2337}},{\"node\":{\"entityId\":2339}},{\"node\":{\"entityId\":2341}},{\"node\":{\"entityId\":2342}},{\"node\":{\"entityId\":2343}},{\"node\":{\"entityId\":2344}},{\"node\":{\"entityId\":2345}},{\"node\":{\"entityId\":2346}},{\"node\":{\"entityId\":2347}},{\"node\":{\"entityId\":2348}},{\"node\":{\"entityId\":2349}},{\"node\":{\"entityId\":2350}},{\"node\":{\"entityId\":2353}},{\"node\":{\"entityId\":2360}},{\"node\":{\"entityId\":2363}},{\"node\":{\"entityId\":2366}},{\"node\":{\"entityId\":2377}},{\"node\":{\"entityId\":2378}},{\"node\":{\"entityId\":2400}},{\"node\":{\"entityId\":2401}},{\"node\":{\"entityId\":2408}},{\"node\":{\"entityId\":2409}},{\"node\":{\"entityId\":2410}},{\"node\":{\"entityId\":2411}},{\"node\":{\"entityId\":2563}}]}}},{\"node\":{\"sku\":\"HI70631L\",\"name\":\"Grease and Fats Alkaline Cleaning Solution (500 mL)\",\"path\":\"/hi70631l.html\",\"entityId\":4304,\"categories\":{\"edges\":[{\"node\":{\"entityId\":2326}},{\"node\":{\"entityId\":2328}},{\"node\":{\"entityId\":2331}},{\"node\":{\"entityId\":2338}},{\"node\":{\"entityId\":2341}},{\"node\":{\"entityId\":2345}},{\"node\":{\"entityId\":2389}},{\"node\":{\"entityId\":2397}},{\"node\":{\"entityId\":2412}}]}}},{\"node\":{\"sku\":\"HI5013\",\"name\":\"pH 13.00 Technical Calibration Buffer (500 mL)\",\"path\":\"/ph-13-00-technical-calibration-buffer-500-ml/\",\"entityId\":4305,\"categories\":{\"edges\":[{\"node\":{\"entityId\":2326}},{\"node\":{\"entityId\":2328}},{\"node\":{\"entityId\":2331}},{\"node\":{\"entityId\":2338}},{\"node\":{\"entityId\":2341}},{\"node\":{\"entityId\":2345}},{\"node\":{\"entityId\":2389}},{\"node\":{\"entityId\":2397}},{\"node\":{\"entityId\":2413}}]}}},{\"node\":{\"sku\":\"HI7001L\",\"name\":\"pH 1.68 Calibration Solution (500 mL)\",\"path\":\"/hi7001l.html\",\"entityId\":4306,\"categories\":{\"edges\":[{\"node\":{\"entityId\":2326}},{\"node\":{\"entityId\":2328}},{\"node\":{\"entityId\":2331}},{\"node\":{\"entityId\":2338}},{\"node\":{\"entityId\":2341}},{\"node\":{\"entityId\":2344}},{\"node\":{\"entityId\":2345}},{\"node\":{\"entityId\":2389}},{\"node\":{\"entityId\":2397}},{\"node\":{\"entityId\":2401}},{\"node\":{\"entityId\":2413}}]}}},{\"node\":{\"sku\":\"HI764\",\"name\":\"Saltwater Aquarium Ultra Low Range Nitrite Colorimeter - Checker® HC\",\"path\":\"/hi764-nitrite-ulr-for-marine.html\",\"entityId\":4307,\"categories\":{\"edges\":[{\"node\":{\"entityId\":2331}},{\"node\":{\"entityId\":2332}},{\"node\":{\"entityId\":2335}},{\"node\":{\"entityId\":2336}},{\"node\":{\"entityId\":2348}},{\"node\":{\"entityId\":2354}},{\"node\":{\"entityId\":2403}},{\"node\":{\"entityId\":2406}},{\"node\":{\"entityId\":2410}},{\"node\":{\"entityId\":2414}},{\"node\":{\"entityId\":2415}},{\"node\":{\"entityId\":2571}}]}}},{\"node\":{\"sku\":\"HI717-11\",\"name\":\"Phosphate High Range Checker® HC Calibration Check Set\",\"path\":\"/hi717-11-phosphate-high-range-checker-calibration-set.html\",\"entityId\":4309,\"categories\":{\"edges\":[{\"node\":{\"entityId\":2326}},{\"node\":{\"entityId\":2328}},{\"node\":{\"entityId\":2331}},{\"node\":{\"entityId\":2338}},{\"node\":{\"entityId\":2341}},{\"node\":{\"entityId\":2345}},{\"node\":{\"entityId\":2389}},{\"node\":{\"entityId\":2416}},{\"node\":{\"entityId\":2417}}]}}},{\"node\":{\"sku\":\"HI709-25\",\"name\":\"Manganese High Range Checker® HC Reagents (25 Tests)\",\"path\":\"/hi709-25-manganese-high-range-checker-reagents.html\",\"entityId\":4310,\"categories\":{\"edges\":[{\"node\":{\"entityId\":2326}},{\"node\":{\"entityId\":2328}},{\"node\":{\"entityId\":2331}},{\"node\":{\"entityId\":2338}},{\"node\":{\"entityId\":2341}},{\"node\":{\"entityId\":2345}},{\"node\":{\"entityId\":2389}},{\"node\":{\"entityId\":2398}},{\"node\":{\"entityId\":2418}},{\"node\":{\"entityId\":2419}}]}}},{\"node\":{\"sku\":\"HI7033L\",\"name\":\"84 µS/cm Conductivity Standard (500mL Bottle)\",\"path\":\"/hi7033l.html\",\"entityId\":4311,\"categories\":{\"edges\":[{\"node\":{\"entityId\":2326}},{\"node\":{\"entityId\":2328}},{\"node\":{\"entityId\":2331}},{\"node\":{\"entityId\":2335}},{\"node\":{\"entityId\":2338}},{\"node\":{\"entityId\":2341}},{\"node\":{\"entityId\":2345}},{\"node\":{\"entityId\":2354}},{\"node\":{\"entityId\":2389}},{\"node\":{\"entityId\":2397}},{\"node\":{\"entityId\":2399}},{\"node\":{\"entityId\":2410}},{\"node\":{\"entityId\":2413}},{\"node\":{\"entityId\":2420}}]}}},{\"node\":{\"sku\":\"HI8033L\",\"name\":\"84 µS/cm Conductivity Standard in FDA Bottle (500mL)\",\"path\":\"/hi8033l.html\",\"entityId\":4312,\"categories\":{\"edges\":[{\"node\":{\"entityId\":2326}},{\"node\":{\"entityId\":2328}},{\"node\":{\"entityId\":2331}},{\"node\":{\"entityId\":2338}},{\"node\":{\"entityId\":2341}},{\"node\":{\"entityId\":2345}},{\"node\":{\"entityId\":2389}},{\"node\":{\"entityId\":2397}},{\"node\":{\"entityId\":2413}},{\"node\":{\"entityId\":2420}}]}}},{\"node\":{\"sku\":\"HI2004-01\",\"name\":\"edge® Dedicated Dissolved Oxygen Meter\",\"path\":\"/edge-dedicated-do-meter.html\",\"entityId\":4313,\"categories\":{\"edges\":[{\"node\":{\"entityId\":2328}},{\"node\":{\"entityId\":2329}},{\"node\":{\"entityId\":2330}},{\"node\":{\"entityId\":2331}},{\"node\":{\"entityId\":2332}},{\"node\":{\"entityId\":2335}},{\"node\":{\"entityId\":2336}},{\"node\":{\"entityId\":2337}},{\"node\":{\"entityId\":2339}},{\"node\":{\"entityId\":2341}},{\"node\":{\"entityId\":2342}},{\"node\":{\"entityId\":2343}},{\"node\":{\"entityId\":2344}},{\"node\":{\"entityId\":2345}},{\"node\":{\"entityId\":2346}},{\"node\":{\"entityId\":2347}},{\"node\":{\"entityId\":2348}},{\"node\":{\"entityId\":2349}},{\"node\":{\"entityId\":2350}},{\"node\":{\"entityId\":2366}},{\"node\":{\"entityId\":2377}},{\"node\":{\"entityId\":2400}},{\"node\":{\"entityId\":2401}},{\"node\":{\"entityId\":2408}},{\"node\":{\"entityId\":2409}},{\"node\":{\"entityId\":2410}},{\"node\":{\"entityId\":2411}},{\"node\":{\"entityId\":2421}}]}}}]},\"categoryData\":[{\"name\":\"All Products\",\"path\":\"/all-products/\",\"entityId\":2556,\"children\":[]},{\"name\":\"Product\",\"path\":\"/product-1/\",\"entityId\":2356,\"children\":[{\"name\":\"Meters\",\"path\":\"/product/meters/\",\"entityId\":2366,\"children\":[{\"name\":\"Portable meters\",\"path\":\"/product/meters/portable-meters/\",\"entityId\":2367,\"children\":[]},{\"name\":\"Benchtop meters\",\"path\":\"/product/meters/benchtop-meters/\",\"entityId\":2377,\"children\":[]},{\"name\":\"Photometers\",\"path\":\"/product/meters/photometers/\",\"entityId\":2390,\"children\":[]},{\"name\":\"Refractometers\",\"path\":\"/product/meters/refractometers/\",\"entityId\":2391,\"children\":[]},{\"name\":\"Thermometers\",\"path\":\"/product/meters/thermometers/\",\"entityId\":2392,\"children\":[]}]},{\"name\":\"Testers\",\"path\":\"/product/testers/\",\"entityId\":2357,\"children\":[]},{\"name\":\"Titrators\",\"path\":\"/product/titrators/\",\"entityId\":2381,\"children\":[{\"name\":\"Potentiometric titrators\",\"path\":\"/product/titrators/potentiometric/\",\"entityId\":2393,\"children\":[]},{\"name\":\"Karl Fischer titrators\",\"path\":\"/product/titrators/karl-fischer-titrators/\",\"entityId\":2453,\"children\":[]},{\"name\":\"Mini titrators\",\"path\":\"/product/titrators/mini-titrators/\",\"entityId\":2382,\"children\":[]}]},{\"name\":\"Process controllers\",\"path\":\"/product/process-controllers/\",\"entityId\":2361,\"children\":[]},{\"name\":\"Accessories\",\"path\":\"/product/accessories/\",\"entityId\":2371,\"children\":[{\"name\":\"Electrodes and probes\",\"path\":\"/product/accessories/electrodes-and-probes/\",\"entityId\":2372,\"children\":[{\"name\":\"Electrodes\",\"path\":\"/product/accessories/electrodes-probes/electrodes/\",\"entityId\":2373},{\"name\":\"Probes\",\"path\":\"/product/accessories/electrodes-and-probes/probes/\",\"entityId\":2495}]},{\"name\":\"Magnetic stirrers\",\"path\":\"/product/accessories/magnetic-stirrers/\",\"entityId\":2396,\"children\":[]},{\"name\":\"Testing supplies\",\"path\":\"/product/accessories/testing-supplies/\",\"entityId\":2395,\"children\":[]}]},{\"name\":\"Solutions and reagents\",\"path\":\"/product/solutions-reagents\",\"entityId\":2389,\"children\":[{\"name\":\"Reagents\",\"path\":\"/product/solutions-and-reagents/reagents/\",\"entityId\":2398,\"children\":[{\"name\":\"Checker HC\",\"path\":\"/product/solutions-and-reagents/reagents/checker-hc/\",\"entityId\":2419},{\"name\":\"Chemical Test Kit\",\"path\":\"/product/solutions-and-reagents/reagents/chemical-test-kit/\",\"entityId\":2441},{\"name\":\"Photometer\",\"path\":\"/product/solutions-and-reagents/reagents/photometer/\",\"entityId\":2427},{\"name\":\"Titration\",\"path\":\"/product/solutions-and-reagents/reagents/titration/\",\"entityId\":2422}]},{\"name\":\"Solutions\",\"path\":\"/product/solutions-and-reagents/solutions/\",\"entityId\":2397,\"children\":[{\"name\":\"CAL Check Standards\",\"path\":\"/product/solutions-and-reagents/solutions/cal-check-standards/\",\"entityId\":2417},{\"name\":\"Calibration\",\"path\":\"/product/solutions-and-reagents/solutions/calibration/\",\"entityId\":2413},{\"name\":\"Cleaning\",\"path\":\"/product/solutions-and-reagents/solutions/cleaning/\",\"entityId\":2412},{\"name\":\"Electrolyte\",\"path\":\"/product/solutions-and-reagents/solutions/electrolyte/\",\"entityId\":2492},{\"name\":\"Fill\",\"path\":\"/product/solutions-and-reagents/solutions/fill/\",\"entityId\":2491},{\"name\":\"ISE\",\"path\":\"/product/solutions-and-reagents/solutions/ise/\",\"entityId\":2434},{\"name\":\"Sample Prep\",\"path\":\"/product/solutions-and-reagents/solutions/sample-prep/\",\"entityId\":2487},{\"name\":\"Storage\",\"path\":\"/product/solutions-and-reagents/solutions/storage/\",\"entityId\":2490},{\"name\":\"Titration\",\"path\":\"/product/solutions-and-reagents/solutions/titration/\",\"entityId\":2424}]}]},{\"name\":\"Chemical test kits\",\"path\":\"/product/chemical-test-kits/\",\"entityId\":2387,\"children\":[]}]},{\"name\":\"Industry\",\"path\":\"/industry/\",\"entityId\":2325,\"children\":[{\"name\":\"Agriculture\",\"path\":\"/industry/agriculture/\",\"entityId\":2326,\"children\":[{\"name\":\"Hydroponics\",\"path\":\"/industry/agriculture/hydroponics/\",\"entityId\":2340,\"children\":[]},{\"name\":\"Soil analysis\",\"path\":\"/industry/agriculture/soil-analysis/\",\"entityId\":2355,\"children\":[]},{\"name\":\"Other\",\"path\":\"/industry/agriculture/other/\",\"entityId\":2399,\"children\":[]}]},{\"name\":\"Beverage\",\"path\":\"/industry/beverage/\",\"entityId\":2345,\"children\":[{\"name\":\"Beer\",\"path\":\"/industry/beverage/beer/\",\"entityId\":2350,\"children\":[]},{\"name\":\"Wine\",\"path\":\"/industry/beverage/wine/\",\"entityId\":2346,\"children\":[]},{\"name\":\"Other\",\"path\":\"/industry/beverage/other/\",\"entityId\":2400,\"children\":[]}]},{\"name\":\"Food\",\"path\":\"/industry/food/\",\"entityId\":2341,\"children\":[{\"name\":\"Processed foods\",\"path\":\"/industry/food/processed-foods/\",\"entityId\":2344,\"children\":[]},{\"name\":\"Dairy\",\"path\":\"/industry/food/dairy/\",\"entityId\":2343,\"children\":[]},{\"name\":\"Meat\",\"path\":\"/industry/food/meat/\",\"entityId\":2342,\"children\":[]},{\"name\":\"Maple and honey\",\"path\":\"/industry/food/maple-and-honey/\",\"entityId\":2358,\"children\":[]},{\"name\":\"Other\",\"path\":\"/industry/food/other/\",\"entityId\":2401,\"children\":[]}]},{\"name\":\"Industrial\",\"path\":\"/industry/industrial/\",\"entityId\":2328,\"children\":[{\"name\":\"Chemical manufacturing\",\"path\":\"/industry/industrial/chemical-manufacturing/\",\"entityId\":2329,\"children\":[]},{\"name\":\"Petrochemical\",\"path\":\"/industry/industrial/petrochemical/\",\"entityId\":2349,\"children\":[]},{\"name\":\"Plating\",\"path\":\"/industry/industrial/plating/\",\"entityId\":2337,\"children\":[]},{\"name\":\"Water treatment\",\"path\":\"/industry/industrial/water-treatment/\",\"entityId\":2330,\"children\":[]},{\"name\":\"Other\",\"path\":\"/industry/industrial/other/\",\"entityId\":2408,\"children\":[]}]},{\"name\":\"Laboratory\",\"path\":\"/industry/laboratory/\",\"entityId\":2338,\"children\":[{\"name\":\"Education\",\"path\":\"/industry/laboratory/education/\",\"entityId\":2347,\"children\":[]},{\"name\":\"Other\",\"path\":\"/industry/laboratory/other/\",\"entityId\":2409,\"children\":[]},{\"name\":\"Research\",\"path\":\"/industry/laboratory/research/\",\"entityId\":2339,\"children\":[]}]},{\"name\":\"Water\",\"path\":\"/industry/water/\",\"entityId\":2331,\"children\":[{\"name\":\"Aquaculture\",\"path\":\"/industry/water/aquaculture/\",\"entityId\":2332,\"children\":[]},{\"name\":\"Aquarium\",\"path\":\"/aquarium\",\"entityId\":2354,\"children\":[]},{\"name\":\"Drinking water\",\"path\":\"/industry/water/drinking-water/\",\"entityId\":2336,\"children\":[]},{\"name\":\"Environmental\",\"path\":\"/industry/water/environmental/\",\"entityId\":2348,\"children\":[]},{\"name\":\"Other\",\"path\":\"/industry/water/other/\",\"entityId\":2410,\"children\":[]},{\"name\":\"Pool and spa water\",\"path\":\"/industry/water/pool-and-spa-water/\",\"entityId\":2333,\"children\":[]},{\"name\":\"Wastewater\",\"path\":\"/industry/water/wastewater/\",\"entityId\":2335,\"children\":[]}]}]},{\"name\":\"Parameters\",\"path\":\"/parameters/\",\"entityId\":2351,\"children\":[{\"name\":\"A - F\",\"path\":\"/parameters/a-f/\",\"entityId\":2364,\"children\":[{\"name\":\"Acidity\",\"path\":\"/parameters/acidity/\",\"entityId\":2383,\"children\":[]},{\"name\":\"Alkalinity\",\"path\":\"/parameters/alkalinity/\",\"entityId\":2459,\"children\":[]},{\"name\":\"Aluminum\",\"path\":\"/parameters/aluminum/\",\"entityId\":2512,\"children\":[]},{\"name\":\"Ammonia\",\"path\":\"/parameters/ammonia/\",\"entityId\":2467,\"children\":[]},{\"name\":\"Ammonium\",\"path\":\"/parameters/ammonium/\",\"entityId\":2428,\"children\":[]},{\"name\":\"Anionic Surfactants\",\"path\":\"/parameters/anionic-surfactants/\",\"entityId\":2514,\"children\":[]},{\"name\":\"Ascorbic Acid\",\"path\":\"/parameters/a-f/ascorbic-acid/\",\"entityId\":2542,\"children\":[]},{\"name\":\"Boron\",\"path\":\"/parameters/boron/\",\"entityId\":2493,\"children\":[]},{\"name\":\"Bromide\",\"path\":\"/parameters/bromide/\",\"entityId\":2532,\"children\":[]},{\"name\":\"Bromine\",\"path\":\"/parameters/bromine/\",\"entityId\":2538,\"children\":[]},{\"name\":\"Cadmium\",\"path\":\"/parameters/cadmium/\",\"entityId\":2537,\"children\":[]},{\"name\":\"Calcium\",\"path\":\"/parameters/calcium/\",\"entityId\":2446,\"children\":[]},{\"name\":\"Carbon Dioxide\",\"path\":\"/parameters/carbon-dioxide/\",\"entityId\":2429,\"children\":[]},{\"name\":\"Chloride\",\"path\":\"/parameters/chloride/\",\"entityId\":2436,\"children\":[]},{\"name\":\"Chlorine\",\"path\":\"/parameters/chlorine/\",\"entityId\":2440,\"children\":[]},{\"name\":\"Chlorine Dioxide\",\"path\":\"/parameters/chlorine-dioxide/\",\"entityId\":2454,\"children\":[]},{\"name\":\"Chromium\",\"path\":\"/parameters/chromium/\",\"entityId\":2449,\"children\":[]},{\"name\":\"COD\",\"path\":\"/parameters/cod/\",\"entityId\":2451,\"children\":[]},{\"name\":\"Color\",\"path\":\"/parameters/color/\",\"entityId\":2455,\"children\":[]},{\"name\":\"Copper\",\"path\":\"/parameters/copper/\",\"entityId\":2442,\"children\":[]},{\"name\":\"Cyanide\",\"path\":\"/parameters/cyanide/\",\"entityId\":2463,\"children\":[]},{\"name\":\"Cyanuric Acid\",\"path\":\"/parameters/cyanuric-acid/\",\"entityId\":2466,\"children\":[]},{\"name\":\"Dissolved Oxygen\",\"path\":\"/parameters/dissolved-oxygen/\",\"entityId\":2421,\"children\":[]},{\"name\":\"EC/TDS\",\"path\":\"/parameters/ec-tds/\",\"entityId\":2420,\"children\":[]},{\"name\":\"Fluoride\",\"path\":\"/parameters/fluoride/\",\"entityId\":2426,\"children\":[]},{\"name\":\"Formaldehyde\",\"path\":\"/parameters/formaldehyde/\",\"entityId\":2504,\"children\":[]}]},{\"name\":\"G - O\",\"path\":\"/parameters/g-o/\",\"entityId\":2359,\"children\":[{\"name\":\"Glycol\",\"path\":\"/parameters/glycol/\",\"entityId\":2506,\"children\":[]},{\"name\":\"Hardness\",\"path\":\"/parameters/hardness/\",\"entityId\":2443,\"children\":[]},{\"name\":\"Humidity, Relative\",\"path\":\"/parameters/humidity-relative/\",\"entityId\":2433,\"children\":[]},{\"name\":\"Hydrazine\",\"path\":\"/parameters/hydrazine/\",\"entityId\":2513,\"children\":[]},{\"name\":\"Hydrogen Peroxide\",\"path\":\"/parameters/hydrogen-peroxide/\",\"entityId\":2457,\"children\":[]},{\"name\":\"Hypochlorite\",\"path\":\"/parameters/hypochlorite/\",\"entityId\":2509,\"children\":[]},{\"name\":\"Iodide\",\"path\":\"/parameters/iodide/\",\"entityId\":2476,\"children\":[]},{\"name\":\"Iodine\",\"path\":\"/parameters/iodine/\",\"entityId\":2435,\"children\":[]},{\"name\":\"Iron\",\"path\":\"/parameters/iron/\",\"entityId\":2447,\"children\":[]},{\"name\":\"ISE\",\"path\":\"/parameters/ise/\",\"entityId\":2378,\"children\":[]},{\"name\":\"Lead\",\"path\":\"/parameters/lead/\",\"entityId\":2478,\"children\":[]},{\"name\":\"Lux\",\"path\":\"/parameters/lux/\",\"entityId\":2515,\"children\":[]},{\"name\":\"Magnesium\",\"path\":\"/parameters/magnesium/\",\"entityId\":2444,\"children\":[]},{\"name\":\"Manganese\",\"path\":\"/parameters/manganese/\",\"entityId\":2418,\"children\":[]},{\"name\":\"Molybdenum\",\"path\":\"/parameters/molybdenum/\",\"entityId\":2460,\"children\":[]},{\"name\":\"Multiparameter\",\"path\":\"/parameters/multiparameter/\",\"entityId\":2363,\"children\":[]},{\"name\":\"NaCl\",\"path\":\"/parameters/nacl/\",\"entityId\":2480,\"children\":[]},{\"name\":\"Nickel\",\"path\":\"/parameters/nickel/\",\"entityId\":2452,\"children\":[]},{\"name\":\"Nitrate\",\"path\":\"/parameters/nitrate/\",\"entityId\":2445,\"children\":[]},{\"name\":\"Nitrite\",\"path\":\"/parameters/nitrite/\",\"entityId\":2414,\"children\":[]},{\"name\":\"Nitrogen\",\"path\":\"/parameters/nitrogen/\",\"entityId\":2479,\"children\":[]},{\"name\":\"ORP\",\"path\":\"/parameters/orp/\",\"entityId\":2360,\"children\":[]},{\"name\":\"Ozone\",\"path\":\"/parameters/ozone/\",\"entityId\":2471,\"children\":[]}]},{\"name\":\"P - Z\",\"path\":\"/parameters/p-z/\",\"entityId\":2352,\"children\":[{\"name\":\"Peroxide Value\",\"path\":\"/parameters/peroxide-value/\",\"entityId\":2486,\"children\":[]},{\"name\":\"pH\",\"path\":\"/parameters/ph/\",\"entityId\":2353,\"children\":[]},{\"name\":\"pH/EC\",\"path\":\"/parameters/ph-ec/\",\"entityId\":2554,\"children\":[]},{\"name\":\"pH/ORP\",\"path\":\"/parameters/ph-orp/\",\"entityId\":2374,\"children\":[]},{\"name\":\"Phosphate\",\"path\":\"/parameters/phosphate/\",\"entityId\":2416,\"children\":[]},{\"name\":\"Phosphorus\",\"path\":\"/parameters/phosphorus/\",\"entityId\":2468,\"children\":[]},{\"name\":\"Potassium\",\"path\":\"/parameters/potassium/\",\"entityId\":2481,\"children\":[]},{\"name\":\"Reducing Sugars\",\"path\":\"/parameters/reducing-sugars/\",\"entityId\":2461,\"children\":[]},{\"name\":\"Refractometery\",\"path\":\"/parameters/refractometery/\",\"entityId\":2540,\"children\":[]},{\"name\":\"Resistivity\",\"path\":\"/parameters/resistivity/\",\"entityId\":2484,\"children\":[]},{\"name\":\"Salinity\",\"path\":\"/parameters/salinity/\",\"entityId\":2370,\"children\":[]},{\"name\":\"Silica\",\"path\":\"/parameters/silica/\",\"entityId\":2472,\"children\":[]},{\"name\":\"Silver\",\"path\":\"/parameters/silver/\",\"entityId\":2482,\"children\":[]},{\"name\":\"Sodium\",\"path\":\"/parameters/sodium/\",\"entityId\":2473,\"children\":[]},{\"name\":\"Sugar\",\"path\":\"/parameters/sugar/\",\"entityId\":2539,\"children\":[]},{\"name\":\"Sulfate\",\"path\":\"/parameters/sulfate/\",\"entityId\":2477,\"children\":[]},{\"name\":\"Sulfide\",\"path\":\"/parameters/sulfide/\",\"entityId\":2483,\"children\":[]},{\"name\":\"Sulfite\",\"path\":\"/parameters/sulfite/\",\"entityId\":2522,\"children\":[]},{\"name\":\"Sulfur Dioxide\",\"path\":\"/parameters/sulfur-dioxide/\",\"entityId\":2385,\"children\":[]},{\"name\":\"Tartaric Acid\",\"path\":\"/parameters/tartaric-acid/\",\"entityId\":2475,\"children\":[]},{\"name\":\"TDS\",\"path\":\"/parameters/tds/\",\"entityId\":2462,\"children\":[]},{\"name\":\"Temperature\",\"path\":\"/parameters/temperature/\",\"entityId\":2432,\"children\":[]},{\"name\":\"Titration\",\"path\":\"/parameters/titration/\",\"entityId\":2384,\"children\":[]},{\"name\":\"Turbidity\",\"path\":\"/parameters/turbidity/\",\"entityId\":2448,\"children\":[]},{\"name\":\"Water Content\",\"path\":\"/parameters/water-content/\",\"entityId\":2439,\"children\":[]},{\"name\":\"Zinc\",\"path\":\"/parameters/zinc/\",\"entityId\":2499,\"children\":[]}]},{\"name\":\"Popular\",\"path\":\"/parameters/popular/\",\"entityId\":2560,\"children\":[]}]},{\"name\":\"Brands\",\"path\":\"/brands/\",\"entityId\":2368,\"children\":[{\"name\":\"Backpack Labs®\",\"path\":\"/backpack-labs\",\"entityId\":2405,\"children\":[]},{\"name\":\"Checker®HC\",\"path\":\"/checker-hc\",\"entityId\":2406,\"children\":[{\"name\":\"Freshwater\",\"path\":\"/brands/checker-hc/freshwater/\",\"entityId\":2450,\"children\":[]},{\"name\":\"Saltwater\",\"path\":\"/brands/checker-hc/saltwater/\",\"entityId\":2415,\"children\":[]}]},{\"name\":\"edge®\",\"path\":\"/edge\",\"entityId\":2411,\"children\":[]},{\"name\":\"Foodcare\",\"path\":\"/foodcare\",\"entityId\":2407,\"children\":[]},{\"name\":\"GroLine\",\"path\":\"/groline\",\"entityId\":2369,\"children\":[]},{\"name\":\"HALO2\",\"path\":\"/halo2\",\"entityId\":2402,\"children\":[]},{\"name\":\"Marine Line\",\"path\":\"/marine-line\",\"entityId\":2403,\"children\":[]},{\"name\":\"Pool Line\",\"path\":\"/pool-line\",\"entityId\":2404,\"children\":[]}]}],\"zoomSize\":\"1280x1280\",\"productSize\":\"500x659\",\"genericError\":\"Oops! Something went wrong.\",\"urls\":{\"home\":\"https://hannainst.com/\",\"account\":{\"index\":\"/account.php\",\"orders\":{\"all\":\"/account.php?action=order_status\",\"completed\":\"/account.php?action=view_orders\",\"save_new_return\":\"/account.php?action=save_new_return\"},\"update_action\":\"/account.php?action=update_account\",\"returns\":\"/account.php?action=view_returns\",\"addresses\":\"/account.php?action=address_book\",\"inbox\":\"/account.php?action=inbox\",\"send_message\":\"/account.php?action=send_message\",\"add_address\":\"/account.php?action=add_shipping_address\",\"wishlists\":{\"all\":\"/wishlist.php\",\"add\":\"/wishlist.php?action=addwishlist\",\"edit\":\"/wishlist.php?action=editwishlist\",\"delete\":\"/wishlist.php?action=deletewishlist\"},\"details\":\"/account.php?action=account_details\",\"recent_items\":\"/account.php?action=recent_items\",\"payment_methods\":{\"all\":\"/account.php?action=payment_methods\"}},\"brands\":\"https://hannainst.com/brands/\",\"gift_certificate\":{\"purchase\":\"/giftcertificates.php\",\"redeem\":\"/giftcertificates.php?action=redeem\",\"balance\":\"/giftcertificates.php?action=balance\"},\"auth\":{\"login\":\"/login.php\",\"check_login\":\"/login.php?action=check_login\",\"create_account\":\"/login.php?action=create_account\",\"save_new_account\":\"/login.php?action=save_new_account\",\"forgot_password\":\"/login.php?action=reset_password\",\"send_password_email\":\"/login.php?action=send_password_email\",\"save_new_password\":\"/login.php?action=save_new_password\",\"logout\":\"/login.php?action=logout\"},\"product\":{\"post_review\":\"/postreview.php\"},\"cart\":\"/cart.php\",\"checkout\":{\"single_address\":\"/checkout\",\"multiple_address\":\"/checkout.php?action=multiple\"},\"rss\":{\"products\":[]},\"contact_us_submit\":\"/pages.php?action=sendContactForm\",\"search\":\"/search.php\",\"compare\":\"/compare\",\"sitemap\":\"/sitemap.php\",\"subscribe\":{\"action\":\"/subscribe.php\"}},\"secureBaseUrl\":\"https://hannainst.com\",\"cartId\":null,\"template\":\"pages/category\",\"validationDictionaryJSON\":\"{\\\"locale\\\":\\\"en\\\",\\\"locales\\\":{\\\"validation_messages.valid_email\\\":\\\"en\\\",\\\"validation_messages.password\\\":\\\"en\\\",\\\"validation_messages.password_match\\\":\\\"en\\\",\\\"validation_messages.invalid_password\\\":\\\"en\\\",\\\"validation_messages.field_not_blank\\\":\\\"en\\\",\\\"validation_messages.certificate_amount\\\":\\\"en\\\",\\\"validation_messages.certificate_amount_range\\\":\\\"en\\\",\\\"validation_messages.price_min_evaluation\\\":\\\"en\\\",\\\"validation_messages.price_max_evaluation\\\":\\\"en\\\",\\\"validation_messages.price_min_not_entered\\\":\\\"en\\\",\\\"validation_messages.price_max_not_entered\\\":\\\"en\\\",\\\"validation_messages.price_invalid_value\\\":\\\"en\\\",\\\"validation_messages.invalid_gift_certificate\\\":\\\"en\\\"},\\\"translations\\\":{\\\"validation_messages.valid_email\\\":\\\"You must enter a valid email.\\\",\\\"validation_messages.password\\\":\\\"You must enter a password.\\\",\\\"validation_messages.password_match\\\":\\\"Your passwords do not match.\\\",\\\"validation_messages.invalid_password\\\":\\\"Passwords must be at least 7 characters and contain both alphabetic and numeric characters.\\\",\\\"validation_messages.field_not_blank\\\":\\\" field cannot be blank.\\\",\\\"validation_messages.certificate_amount\\\":\\\"You must enter a gift certificate amount.\\\",\\\"validation_messages.certificate_amount_range\\\":\\\"You must enter a certificate amount between [MIN] and [MAX]\\\",\\\"validation_messages.price_min_evaluation\\\":\\\"Min. price must be less than max. price.\\\",\\\"validation_messages.price_max_evaluation\\\":\\\"Min. price must be less than max. price.\\\",\\\"validation_messages.price_min_not_entered\\\":\\\"Min. price is required.\\\",\\\"validation_messages.price_max_not_entered\\\":\\\"Max. price is required.\\\",\\\"validation_messages.price_invalid_value\\\":\\\"Input must be greater than 0.\\\",\\\"validation_messages.invalid_gift_certificate\\\":\\\"Please enter your valid certificate code.\\\"}}\",\"validationFallbackDictionaryJSON\":\"{\\\"locale\\\":\\\"en\\\",\\\"locales\\\":{\\\"validation_fallback_messages.valid_email\\\":\\\"en\\\",\\\"validation_fallback_messages.password\\\":\\\"en\\\",\\\"validation_fallback_messages.password_match\\\":\\\"en\\\",\\\"validation_fallback_messages.invalid_password\\\":\\\"en\\\",\\\"validation_fallback_messages.field_not_blank\\\":\\\"en\\\",\\\"validation_fallback_messages.certificate_amount\\\":\\\"en\\\",\\\"validation_fallback_messages.certificate_amount_range\\\":\\\"en\\\",\\\"validation_fallback_messages.price_min_evaluation\\\":\\\"en\\\",\\\"validation_fallback_messages.price_max_evaluation\\\":\\\"en\\\",\\\"validation_fallback_messages.price_min_not_entered\\\":\\\"en\\\",\\\"validation_fallback_messages.price_max_not_entered\\\":\\\"en\\\",\\\"validation_fallback_messages.price_invalid_value\\\":\\\"en\\\",\\\"validation_fallback_messages.invalid_gift_certificate\\\":\\\"en\\\"},\\\"translations\\\":{\\\"validation_fallback_messages.valid_email\\\":\\\"You must enter a valid email.\\\",\\\"validation_fallback_messages.password\\\":\\\"You must enter a password.\\\",\\\"validation_fallback_messages.password_match\\\":\\\"Your passwords do not match.\\\",\\\"validation_fallback_messages.invalid_password\\\":\\\"Passwords must be at least 7 characters and contain both alphabetic and numeric characters.\\\",\\\"validation_fallback_messages.field_not_blank\\\":\\\" field cannot be blank.\\\",\\\"validation_fallback_messages.certificate_amount\\\":\\\"You must enter a gift certificate amount.\\\",\\\"validation_fallback_messages.certificate_amount_range\\\":\\\"You must enter a certificate amount between [MIN] and [MAX]\\\",\\\"validation_fallback_messages.price_min_evaluation\\\":\\\"Min. price must be less than max. price.\\\",\\\"validation_fallback_messages.price_max_evaluation\\\":\\\"Min. price must be less than max. price.\\\",\\\"validation_fallback_messages.price_min_not_entered\\\":\\\"Min. price is required.\\\",\\\"validation_fallback_messages.price_max_not_entered\\\":\\\"Max. price is required.\\\",\\\"validation_fallback_messages.price_invalid_value\\\":\\\"Input must be greater than 0.\\\",\\\"validation_fallback_messages.invalid_gift_certificate\\\":\\\"Please enter your valid certificate code.\\\"}}\",\"validationDefaultDictionaryJSON\":\"{\\\"locale\\\":\\\"en\\\",\\\"locales\\\":{\\\"validation_default_messages.valid_email\\\":\\\"en\\\",\\\"validation_default_messages.password\\\":\\\"en\\\",\\\"validation_default_messages.password_match\\\":\\\"en\\\",\\\"validation_default_messages.invalid_password\\\":\\\"en\\\",\\\"validation_default_messages.field_not_blank\\\":\\\"en\\\",\\\"validation_default_messages.certificate_amount\\\":\\\"en\\\",\\\"validation_default_messages.certificate_amount_range\\\":\\\"en\\\",\\\"validation_default_messages.price_min_evaluation\\\":\\\"en\\\",\\\"validation_default_messages.price_max_evaluation\\\":\\\"en\\\",\\\"validation_default_messages.price_min_not_entered\\\":\\\"en\\\",\\\"validation_default_messages.price_max_not_entered\\\":\\\"en\\\",\\\"validation_default_messages.price_invalid_value\\\":\\\"en\\\",\\\"validation_default_messages.invalid_gift_certificate\\\":\\\"en\\\"},\\\"translations\\\":{\\\"validation_default_messages.valid_email\\\":\\\"You must enter a valid email.\\\",\\\"validation_default_messages.password\\\":\\\"You must enter a password.\\\",\\\"validation_default_messages.password_match\\\":\\\"Your passwords do not match.\\\",\\\"validation_default_messages.invalid_password\\\":\\\"Passwords must be at least 7 characters and contain both alphabetic and numeric characters.\\\",\\\"validation_default_messages.field_not_blank\\\":\\\"The field cannot be blank.\\\",\\\"validation_default_messages.certificate_amount\\\":\\\"You must enter a gift certificate amount.\\\",\\\"validation_default_messages.certificate_amount_range\\\":\\\"You must enter a certificate amount between [MIN] and [MAX]\\\",\\\"validation_default_messages.price_min_evaluation\\\":\\\"Min. price must be less than max. price.\\\",\\\"validation_default_messages.price_max_evaluation\\\":\\\"Min. price must be less than max. price.\\\",\\\"validation_default_messages.price_min_not_entered\\\":\\\"Min. price is required.\\\",\\\"validation_default_messages.price_max_not_entered\\\":\\\"Max. price is required.\\\",\\\"validation_default_messages.price_invalid_value\\\":\\\"Input must be greater than 0.\\\",\\\"validation_default_messages.invalid_gift_certificate\\\":\\\"Please enter your valid certificate code.\\\"}}\",\"carouselArrowAndDotAriaLabel\":\"Go to slide [SLIDE_NUMBER] of [SLIDES_QUANTITY]\",\"carouselActiveDotAriaLabel\":\"active\",\"carouselContentAnnounceMessage\":\"You are currently on slide [SLIDE_NUMBER] of [SLIDES_QUANTITY]\",\"useValidEmail\":\"Please use a valid email address, such as user@example.com.\",\"enterPass\":\"You must enter a password.\"}"
Education
Set up students for testing success. Provide real world, industry experience with our scientific testing equipment.
Advanced tools for academia and research.
Expand what’s possible inside the classroom and facilitate better research.
pH/ORP, EC, & DO
6000 series research-grade meters with on-screen graphing and dual-channel, pH/ORP, conductivity, and DO capabilities.
Hanna's toughest portable meter is waterproof and built to withstand harsh outdoor environments. Functional and accurate, this meter is capable of testing 12 different water quality parameters. At just 14.2 ounces, the HI98194 is easy to take with you making it the perfect travel companion.
Standard pH Tester - HI98107 0.1 pH resolution/ ±0.1 pH accuracy. Its slim design fits right in your pocket so you can take it anywhere.
Robust. Complete.
pH & EC Combo Tester - HI98129 0.01 pH resolution/0 to 3999 µS/cm Take pH and conductivity measurements with one simple device.
Advanced. Long Life.
Conductivity & TDS Tester - HI98312 0.00 to 20.00 mS/cm/ ±2% accuracy Take EC & TDS measurements with higher performance.
Turn Your Phone Into A Professional pH Meter
Laboratory grade pH measurements are simple and convenient with a Bluetooth®5.0 Wireless Tester paired with your Apple or Android Device.
HI9810422
HALO2 Wireless pH Tester for Field
Upgrade to a wireless pH testing experience for a better classroom experience.
Take direct pH and temperature measurements using a smartphone or tablet with the free Hanna Lab App. Fluid graphing, data logging, and simple operation transform science students into problem solvers.
A full lab experience- in a backpack.
Specifically designed for use by teachers and students, the Hanna Lab Backpack Series provides a complete unit for teachers to introduce real-world examples in order to help students understand the relevance of environmental parameters to everyday life.
Water Quality
HI3817BP Save time in lesson preparation.
Soil Science
HI3896BP Aligns with national standards.
Marine Science
HI3899BP Everything you need in one backpack.
To Help You Get Started
Solutions & Reagents
We offer solutions and reagents in a variety of sizes and certifications to meet all your testing needs.
Electrodes
The right electrode can make the most difficult samples easy to measure. See the full Hanna Line and find the right one for you.