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HI7004L/C is a premium quality pH 4.01 calibration solution that 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 calibration buffers have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.
Supplied with Certificate of Analysis
Accuracy of +/- 0.01 pH @ 25°C
Temperature chart of the actual pH value at various temperatures printed on each bottle
Details
HI7004L/C is a premium quality pH 4.01 calibration 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 accurate to +/- 0.01 pH @ 25°C and are traceable to NIST Standard Reference Materials (SRMs).
The HI7004L/C is supplied with Certificate of Analysis
- Product code
- Lot number
- Mean lot value
- SRMs that were used
- Manufacturing date
- Expiration date
Air tight bottle with tamper-proof seal
- Ensures quality and freshness of solution
Color coded label for easy pH buffer value identification
- Easy to identify different buffer values
- Solution does not contain any dyes that may stain the reference cell of a pH electrode
| Description | standard calibration buffer |
|---|---|
| Certificate of Analysis | yes |
| pH Accuracy | ±0.01 pH |
| pH Value @ 25°C | 4.01 |
| Package | bottle |
| Quantity | 1 |
| Size | 500 mL |
