Discontinued!
This product has been discontinued and is no longer available.
There is no direct replacement, however we recommend the:
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HI77400P is a set of premium quality pH 4.01 and 7.01 calibration buffer solutions. Each sachet has the lot number and expiration date stamped on it and is made of light block foil ensuring freshness each time one is opened. 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 sachet. The HI77400P is for 5 sachets of pH 4.01 and 5 sachets of pH 7.01 with each containing 20 mL of buffer.
Features
| Accuracy | Standard ±0.01 pH |
| pH Value at 25°C | 4.01 & 7.01 |
| Package | Sachets |
| Size | 20 mL |
| Accuracy | Standard ±0.01 pH |
| pH Value at 25°C | 4.01 & 7.01 |
| Package | Sachets |
| Size | 20 mL |
