Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 28208-2011 Spectroradiometry of pulsed optical radiation sources 330.0 via email in 1~3 business day valid
GB/T 3979-2008 Methods for the measurement of object color 240.0 via email in 1~3 business day valid
GB/T 26177-2010 Methods of characterizing the performance of radiometers and photometers 360.0 via email in 1~3 business day valid
GB/T 20151-2006 Photometry - the CIE system of physical photometry 210.0 via email in 1~3 business day valid
GB/T 936-2008 Color display chromaticity coordinates of white balance point and its tolerance 150.0 via email in 1~3 business day valid
GB/T 1831-1979 Determination of silicon dioxide content in tin concentrates--Silicon molybdenum blue photometric method 180.0 via email in business day abolished
GB/T 1827-1979 Determination of zinc content in tin concentrates;Polarographic method 180.0 via email in business day abolished
GB/T 20147-2006 CIE standard colorimetric observers 300.0 via email in 1~3 business day valid
GB/T 18922-2002 Methods of color specification for building purposes 180.0 via email in 1~3 business day abolished
GB/T 21005-2007 UV erythema reference action spectrum standard erythema dose and UV index 210.0 via email in 1~3 business day valid
GB/T 7922-2008 Method of measuring the color of light sources 150.0 via email in 1~3 business day valid
GB/T 1830-1979 Determination of aluminium oxide content in tin concentrates;Chromazurol S photometric method 180.0 via email in business day abolished
GB/T 15608-2006 The Chinese color system 900.0 via email in 1~8 business day valid
GB 7922-1987 Methods of measuring the colour of light source 120.0 via email in 1~3 business day abolished
GB/Z 26208-2010 Testing of supplementary systems of photometry 1260.0 via email in 1~3 business day valid
GB/T 17749-2008 Methods of whiteness specification 150.0 via email in 1~3 business day valid
GB 10987-1989 Optical systems-Determination of parameters 90.0 via email in 1~3 business day abolished
GB/T 20148-2006 Spatial distribution of daylight-CIE standard general sky 90.0 via email in 1~3 business day valid
GB/T 3977-1997 Methods of colour specification 180.0 via email in 1~3 business day abolished
GB/T 7922-2003 Method of measuring the color of light sources 105.0 via email in 1~3 business day abolished
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