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4 Condition of specimens
quality assurance services
BS EN ISO 3923-1 specifies the funnel method for the determination of the apparent density of metallic powders under standardized conditions
With obedience and compliance to BS EN 61603-3
Guide to the selection of switchgear and controlgear
Air quality. Guidelines for estimating measurement uncertainty Ingestion-build-61878 4 Condition of specimens1 Scope This International Standard provides comprehensive guidance and specific statistical procedures for uncertainty estimation in air quality measurements including measurements of ambient air, stationary source emissions, indoor air, workplace atmospheres and meteorology. It applies the general recommendations of the Guide to the Expression of Uncertainty in Measurement (GUM) to boundary conditions met in air quality measurement. The boundary
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