Workplace air. Determination of toluene diisocyanate vapours using 1-(2-pyridyl) piperazine-coated glass fibre filters and analysis by high performance liquid chromatography with ultraviolet and fluorescence detectors
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