IEC 62321-7-1 : 1ED 2015现行
DETERMINATION OF CERTAIN SUBSTANCES IN ELECTROTECHNICAL PRODUCTS - PART 7-1: HEXAVALENT CHROMIUM - PRESENCE OF HEXAVALENT CHROMIUM (CR(6)) IN COLOURLESS AND COLOURED CORROSION-PROTECTED COATINGS ON METALS BY THE COLORIMETRIC METHOD
出版：International Electrotechnical Committee
专家解读视频
Specifies a boiling water extraction procedure intended to provide a qualitative determination of the presence of hexavalent chromium (Cr(VI)) in colourless and coloured corrosion-protection coatings on metallic samples.
NEN EN IEC 62321-7-1 : 2016 - Identical
CEI EN 62321-7-1 : 2016 - Identical
DS EN 62321-7-1 : 2015 - Identical
VDE 0042-1-7-1 : 2016 - Identical
NBN EN 62321-7-1 : 2016 - Identical
PN EN 62321-7-1 : 2016 - Identical
DIN EN 62321-7-1 : 2016 - Identical
NF EN 62321-7-1 : 2017 - Identical
IS 16197 : Part 7 : Sec 1:2018 - Identical
