GB/T 23345-2009 "Spinning & weaving products, determination of disperse yellow 23 and disperse orange 149 dyestuff" specifies the use of liquid chromatograph - Tandom mass spectrometer (LC-MS/MS) and High Performance Liquid Chromatograph (HPLC) method for the determination of disperse yellow 23 and disperse orange 149 dyestuff content in Spinning & weaving products. This standard is applicable to Spinning & weaving products processed by printing and dyeing. It introduces in detail the preparation of samples through solvent extraction, condensing, filtrating and other steps, and uses External standard methods for quantitative analysis, which provides a scientific basis for the quality control and safety testing of Spinning & weaving products.
| Status | Active | ||
|---|---|---|---|
| CCS | W04 | ICS | 59.080.01 |
| Release Date | 2009-03-19 00:00:00 | Implementation Date | 2010-02-01 00:00:00 |