CALIBRATION SOLUTION PH 7.01 230ML

Buffer pH 7.0 - 100mL is a pH 7.0 calibration buffer 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 accurate to +/- 0.01 pH @ 25oC and are traceable to NIST Standard Reference Materials (SRMs). Features: Standardized solution; Sealed against light and air; Includes lot numbers & expiry dates.