This standard specifies the determination methods for the content of 8 phosphoric acid esters in Spinning & weaving products, including gas chromatograph and gas chromatograph mass spectrometry. After the sample is ultrasound extracted with ethyl acetate, the extract is determined by Gas Chromatograph or gas chromatograph - Mass Spectrometer and quantified by external standard method. It is suitable for the determination of phosphoric acid esters in various Spinning & weaving products.
| Status | Active |
|---|---|
| CCS | W04 | ICS | 59.080.01 |
| Release Date | 2023-05-23 00:00:00 | Implementation Date | 2023-12-01 00:00:00 |