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Geometrical product specifications (GPS) - Dimensional measuring equipment: inside micrometers - Part 1: Two-point inside micrometers - Design and metrological characteristics (ISO/DIS 5059-1:2024); German and English version prEN ISO 5059-1:2024

Geometrical product specifications (GPS) - Dimensional measuring equipment: inside micrometers - Part 1: Two-point inside micrometers - Design and metrological characteristics (ISO/DIS 5059-1:2023)

Testing of ceramic raw materials and ceramic materials - Direct determination of mass fractions of impurities in powders and granules of silicon carbide by inductively coupled plasma optical emission spectrometry with electrothermal vaporisation (ETV-ICP-OES); German and English version prEN 15991:2024

Stationary source emissions - Determination of the total emission of As, Cd, Cr, Co, Cu, Mn, Ni, Pb, Sb, Tl and V; German version FprEN 14385:2024

Pumps - Methods of qualification of the Energy Efficiency Index for rotodynamic pump units - Part 3: Testing and calculation of energy efficiency index (EEI) of booster sets

Pumps - Methods of qualification of the Energy Efficiency Index for rotordynamic pump units - Part 3: Testing and calculation of energy efficiency index (EEI) of booster sets

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prEN 15991

Testing of ceramic raw materials and ceramic materials - Direct determination of mass fractions of impurities in powders and granules of silicon carbide by inductively coupled plasma optical emission spectrometry with electrothermal vaporisation (ETV-ICP-OES)

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