SN/T 1045.3-2002 Method for the determination of banned azo colourants in dyed textiles and leather products for import and export.Gas chromatography method (English Version)
2010SN/T 1045.3-2010 Determination of banned azo colourants in dyed textiles and leather products for import and export- Part 3: Gas chromatography method
2002SN/T 1045.3-2002 Method for the determination of banned azo colourants in dyed textiles and leather products for import and export.Gas chromatography method