GB/T 9758.5-1988

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

色漆和清漆 “可溶性”金属含量的测定 第五部分:液体色漆的颜料部分或粉末状色漆中六价铬含量的测定 二苯卡巴肼分光光度法