HI9829-12 is a premium quality 10 ppm (mg/L) chloride calibration standard. The standard is used to calibrate the HI7609829-11 Chloride ISE. Each sachet has the lot number and expiration date stamped on it. The sachet is made of light block and air-tight foil ensuring freshness each time one is used. Hanna's line of calibration standards have been formulated to have an expiration of 5 years from the date of manufacture for an unopened sachet. The HI9829-12 is for 25 sachets containing approximately 25 mL of buffer.
- Pre-mixed to exact standard value
- pH and ionic strength stabilized
- Lot number and expiration date on each sachet
