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Federal
NIST Micronutrients Measurement Quality Assurance Program Winter and Summer 2017 Comparability Studies
National Institute of Standards and Technology —
The Micronutrients Measurement Quality Assurance Program (MMQAP) was coordinated by the Chemical Sciences Division and supported measurement technology for selected... -
Federal
SRM 2193a Calcium Carbonate pH Standard [used as saturated Ca(OH)2 solution]
National Institute of Standards and Technology —
SRM 2193a Calcium Carbonate pH Standard [used as saturated Ca(OH)2 solution] - This Standard Reference Material (SRM) is intended for use in preparing solutions for...