Contract Laboratory Program (CLP) ICP Calibration Standard 3. 250 mL. Contains: (µg/mL) Cadmium at 500, Arsenic, Lead, Selenium, Tellurium at 1,000 in 2% HNO3. 12 months expiry date. ISO 9001:2015 certified, ISO/IEC 17025:2017 and ISO 17034:20166 accredited.
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