HI7031L is a premium quality 1,413 µS/cm conductivity standard that is prepared against a NIST traceable potassium chloride solution. Hanna conductivity solutions have a lot number and expiration date clearly marked on the label and are airtight with a tamper-proof seal to ensure the quality of the solution. Hanna’s line of conductivity standards has been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.
- Temperature chart of the actual µS/cm value at various temperatures printed on each bottle
- Airtight bottle with tamper-proof seal to ensure quality
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It is standardized with a conductivity meter that has been calibrated with potassium chloride NIST 2202 SRM (Standard Reference Material) in deionized water for analytical use in accordance with ISO 3696/BS3978. Additional equipment used in the preparation of the solutions includes certified weight-checked balances, Class A glassware, and certified thermometers.
Airtight bottle with a tamper-proof seal
Ensures quality and freshness of solution
Each bottle marked with a lot number and expiration date.
Hanna buffers are specially formulated to have an expiration of 5 years from the manufacture for an unopened bottle.
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