HI7030L/C is a premium quality 12,880 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 HI7030L/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 calibration 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