HI7089M is a premium quality 125 g/L NaCl calibration standard solution produced in accordance with ISO 3696/BS3978 standards using high purity salts, deionized water, certified weight-checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers. Reported values are traceable to NIST Standard Reference Materials (SRMs).
Air tight bottle with tamper-proof seal
- Ensures quality and freshness of solution
Each bottle marked with lot number and expiration date.
- Hanna buffers are specially formulated to have an expiration of 5 years from manufacture for an unopened bottle
