This pH 4.01 calibration solution that has been dyed red for easy buffer identification. The solution has the lot number and expiration date clearly marked on the label and has an air tight, tamper-proof seal. Hanna's line of calibration buffers have been specially formulated to expire 5 years from the date of manufacture for a sealed bottle.
This pH 4.01 calibration solution that has been dyed red for easy buffer identification. The solution has the lot number and expiration date clearly marked on the label and has an air tight, tamper-proof seal. Hanna's line of calibration buffers have been specially formulated to expire 5 years from the date of manufacture for a sealed bottle.
This pH 7.01 calibration buffer solution is manufactured in accordance with ISO 3696/BS3978 standards using deionized water, high purity salts, 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).
Features
Accuracy | Standard ±0.01 pH | |
pH Value @25°C | 7.01 | |
Package | Bottles | |
Size | 1L | |
Certificate of Analysis | N0 |
Accuracy | Standard ±0.01 pH | |
pH Value @25°C | 7.01 | |
Package | Bottles | |
Size | 1L | |
Certificate of Analysis | N0 |