Hanna Instruments HI7004/1L pH 4.01 Calibration Solution (1 L)
The HI7004/1L pH 4.01 calibration solution is of high quality and has been dyed red for easy buffer identification. Hanna calibration buffers are airtight with a tamper-proof seal and have the lot number and expiration date clearly marked on the label to ensure the quality of the solution. Hanna’s calibration buffers have been specially formulated to have an unopened bottle expiration date of 5 years from the date of manufacture.
- pH accuracy of +/- 0.01 at 25°C
- Each bottle has a temperature chart with the actual pH value at various temperatures printed on it.
- Airtight Sealing
HI7004/1L is a high-quality pH 4.01 calibration buffer manufactured in accordance with ISO 3696/BS3978 standards with high purity salts, deionized water, certified weight-checked balances, and Class A glassware in a temperature-controlled environment monitored by certified thermometers. The values reported are accurate to +/- 0.01 pH @ 25°C and can be traced back to NIST Standard Reference Materials (SRMs).
- Tamper-proof seal on an airtight bottle
- Ensures the solution’s quality and freshness.
- Each bottle is labelled with the lot number and the expiration date.
- Hanna buffers are specially formulated to have an unopened bottle expiration date of 5 years from manufacture.
- This pH 4.01 buffer solution is coloured red to aid in identification.
- It is simple to determine which buffer is being used for calibration.
| SKU | HI7004/1L |
|---|---|
| Product Name | HI7004/1L pH 4.01 Calibration Solution (1 L) |
| Quote Required | Yes |
| Description | standard calibration buffer, dyed |
| Certificate of Analysis | no |
| pH Accuracy | ±0.01 pH |
| pH Value @ 25°C | 4.01 |
| Package | bottle |
| Quantity | 1 |
| Size | 1 L |
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