This pH 4.01 technical calibration buffer is NIST traceable and supplied with a Certificate of Analysis. 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 technical calibration buffers have been specially formulated to have an expiration of 5 years from the manufacture date for an unopened bottle.
This pH 4.01 technical calibration buffer is NIST traceable and supplied with a Certificate of Analysis. 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 technical calibration buffers have been specially formulated to have an expiration of 5 years from the manufacture date for an unopened bottle.
Discontinued!
This product has been discontinued and is no longer available.
There is no direct replacement, however we recommend the:
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The technical calibration buffer is produced 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 | Technical ±0.01 pH | |
| pH Value @25°C | 4.01 | |
| Package | Bottles | |
| Size | 500ml | |
| Certificate of Analysis | Yes |
| Accuracy | Technical ±0.01 pH | |
| pH Value @25°C | 4.01 | |
| Package | Bottles | |
| Size | 500ml | |
| Certificate of Analysis | Yes |
