SKU
HI7004M
pH 4 Buffe
€16.00
Out of stock
This buffer value is widely used in water purification plants, in the food industry, and wherever the pH is expected to be slightly acidic.
- Traceable to NIST standards
- Available in bottles or sealed sachets, complete with or without a certificate of analysis.
- Multiple resolutions for better accuracy.
HI7004M 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).
Air tight bottle with tamper-proof seal
- Ensures quality and freshness of solution
Each bottle marked with lot number and expiration date.
- Hanna buffers are specially formulated to have an expiration of 5 years from manufacture for an unopened bottle.
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
Specification
| SKU | HI7004M |
|---|---|
| Product Name | HI7004M pH 4.01 Calibration Solution (230 mL) |
| Quote Required | Yes |
| Description | standard calibration buffer |
| Certificate of Analysis | no |
| pH Accuracy | ±0.01 pH |
| pH Value @ 25°C | 4.01 |
| Package | bottle |
| Quantity | 1 |
| Size | 230 mL |