Paints and varnishes. Test methods of metal content. Determination of 'soluble' hexavalent chromium content of pigment portion of the liquid paint or the paint in powder form. Diphenilcarbazide spectrophotometric method
Electric and optical fibre cables. Test methods for non-metallic materials. Part 302. Electrical tests. Measurement of the d.c. resistivity at 23 °C and 100 °C of filling compounds