BS EN ISO 787-25:2019 General methods of test for pigments and extenders Comparison of the colour, in full-shade systems, of white, black and coloured pigments. Colorimetric method

Control samples
Colour tests
Pigments
Specimen preparation
Accuracy
White
Colour
Paints
Colorimetry
Black
Comparative tests

Link: BS EN ISO 787-25:2019 General methods of test for pigments and extenders Comparison of the colour, in full-shade systems, of white, black and coloured pigments. Colorimetric method
Source: BSI Standards

BS EN ISO 14978:2018 Geometrical product specifications (GPS). General concepts and requirements for GPS measuring equipment

Micrometers
Dimensional tolerances
Marking
Dial gauges
Calipers (instruments)
Linear measurement
Geometric surfaces
Dimensional measurement
Linear measuring instruments
Measuring instruments
Measurement characteristics
Calibration

Link: BS EN ISO 14978:2018 Geometrical product specifications (GPS). General concepts and requirements for GPS measuring equipment
Source: BSI Standards