NBR ISO 3856-5 : 2016现行
PAINTS AND VARNISHES - DETERMINATION OF 'SOLUBLE' METAL CONTENT - PART 5: DETERMINATION OF HEXAVALENT CHROMIUM CONTENT OF THE PIGMENT PORTION OF THE LIQUID PAINT OR THE PAINT IN POWDER FORM - DIPHENYLCARBAZIDE SPECTROPHOTOMETRIC METHOD
出版：Brazilian Standards
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