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This calibration check solution is used exclusively for the HI9813-6 portable pH/EC/TDS/Temp. meter. Each individual sachet has the lot number and expiration date stamped on it and is made of light blocking foil to ensure freshness. Hanna's line of solutions have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened sachet.
This calibration check solution is used exclusively for the HI9813-6 portable pH/EC/TDS/Temp. meter. Each individual sachet has the lot number and expiration date stamped on it and is made of light blocking foil to ensure freshness. Hanna's line of solutions have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened sachet.
This calibration check solution 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. This solution allows the user to check the meter's calibration status at any time by simply rinsing the probe with water and immersing it in the solution.
Features
| Package | Sachets | |
| Size | 20mL | |
| Quantity | 25 | |
| Certificate of Analysis | No |
| Package | Sachets | |
| Size | 20mL | |
| Quantity | 25 | |
| Certificate of Analysis | No |
