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Primary standard

A primary standard in metrology is a standard that is sufficiently accurate such that it is not calibrated by or subordinate to other standards. Primary standards are defined via other quantities like length, mass and time. Primary standards are used to calibrate other standards referred to as working standards. See Hierarchy of Standards.

Standards, In chemistry & Overview

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In chemistry

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Primary standard

Nodes37
Edges36
Triples6
Avg. degree1.95
Density0.054054
Components1

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Primary standard

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related to In chemistry · 6
Primary standard → Features, High, In, Long, Low, Standards

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Important terminology

standards primary standard used chemistry see time solutions working also purity titration metrology mass analytical weight high long solution sodium

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SubjectPredicateObjectConfidenceSrc
Primary standardrelated to In chemistryStandards0.60section
Primary standardrelated to In chemistryIn0.60section
Primary standardrelated to In chemistryFeatures0.60section
Primary standardrelated to In chemistryHigh0.60section
Primary standardrelated to In chemistryLow0.60section
Primary standardrelated to In chemistryLong0.60section

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