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Overview
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1000 mg/L Ammonium r eference standard from Ammonium Chloride in Water. This reference standard solution is suitable for spectroscopic analysis and SM-4500 NH3 D,E,F and G methods.
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Background
All analysis and tests during certification works are carried out at ISO 17025 accredited laboratories. Manufacture of the standards is implemented according to ISO 17034 conditions. Manufacture of standards meets conditions to ensure NIST traceability.
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Overview