HI7009L is a premium quality pH 9.18 calibration solution. Hanna calibration buffers have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. Hanna’s line of calibration buffers have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.
HI7009L is a premium quality pH 9.18 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 @ 25°C and are traceable to NIST Standard Reference Materials (SRMs).
Ensures quality and freshness of solution
Hanna buffers are specially formulated to have an expiration of 5 years from manufacture for an unopened bottle.
Easy to identify different buffer values
Solution does not contain any dyes that may stain the reference cell of a pH electrode
Product Specifications:
Descriere standard calibration buffer Certificate de analiză no Acuratețe pH ±0.01 pH Valoare pH @ 25°C 9.18 Ambalare bottle Cantitate 1 Mărime 500 mL