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HI70442L – 1500 mg/L (ppm) TDS @25°C – 500ml

Product code: MX-12204

TDS 1500 mg/L (ppm) Calibration Solution. TDS = total disolved solids

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Product description

HI70442L is a premium quality 1,500 mg/L (ppm) TDS calibration solution 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 preparation of the solutions include certified weight-checked balances, Class A glassware and certified thermometers. Air tight bottle with tamper-proof seal Ensures quality and freshness of solution Each bottle marked with lot number and expiration date Hanna TDS calibration solutions are specially formulated to have an expiration of 5 years from manufacture for an unopened bottle.