1413 µS/cm Conductivity Standard w/ COA (500mL Bottle)

HI7031L/C is a premium quality 1,413 µS/cm conductivity solution standardized with a conductivity meter that has been calibrated with potassium chloride NIST 2202 SRM (Standard Reference Material) in deionized water for analytical use in accordance with ISO 3696/BS3978. Additional equipment used in preparation of the solutions include certified weight-checked balances, Class A glassware and certified thermometers.

The HI7031L/C is supplied with Certificate of Analysis

• Product code
• Lot number
• Mean lot value
• SRMs that were used
• Manufacturing date
• Expiration date

Each bottle marked with lot number and expiration date

• Hanna conductivity standards are specially formulated to have an expiration of 5 years from manufacture for an unopened bottle.

Air tight bottle with tamper-proof seal

• Ensures quality and freshness of solution