GB 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 spectro
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 spectro