美利体育登录入口官网:ISO 3856-5:1984
色漆和清漆 “可溶性”金属含量的测定 第5部分:液体色漆或粉状色漆的颜料中六价铬含量的测定 二苯卡巴肼分光光度法
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