GB/T 29493.1-2013 Translated English of Chinese Standard. (GBT 29493.1-2013, GB/T29493.1-2013, GBT29493.1-2013): Determination of Harmful Substances in Textile Dyeing and Finishing Auxiliaries -- Part 1: Determination of Polybrominated Biphenyl and Polybrominated Diphenyl Ethers -- GC/MS Method [Buy--download True-PDF in 3-second: https://play.google.com/books > Sign in > This BOOK > "3-dots" > Export > Save as "*.pdf"]https://www.chinesestandard.net, 22 févr. 2020 - 18 pages This Part of GB/T 29493 specifies using the gas chromatography-mass spectrometry (GC/MS) method for the determination of polybrominated biphenyls and polybrominated diphenyl ethers in textile dyeing and finishing auxiliaries. This Part is applicable to the determination of polybrominated biphenyls and polybrominated diphenyl ethers in textile dyeing and finishing auxiliaries. |
Table des matières
| 3 | |
Scope | 4 |
Apparatus | 5 |
Results Calculation | 8 |
Lower Limit of Detection Recovery Rate and Precision | 9 |
Appendix A Informative Total Ion Current Chromatograms of PBB and PBDE Standard Substances | 10 |
Appendix B Informative Standard Mass Spectrograms of PBBs and PBDEs | 12 |
Expressions et termes fréquents
10.0mg of polybrominated 100mL volumetric flasks Accurately take 10.0mg analysis conditions areas of PBBs arithmetic mean biphenyls and polybrominated Chromatograms of PBB Chromatographic column chromatography-mass spectrometry GC/MS Decabromobiphenyl ether Determination of Harmful Determination of Polybrominated Dibromobiphenyl dilute diphenyl ethers PBDEs dissolve with toluene document Dyeing and Finishing ether Octabromobiphenyl Ether Standard Mass ethers in textile Finishing Auxiliaries Gas chromatography-mass spectrometry GB/T GC/MS Method Ion Current Chromatograms limit of detection Lower Limit mark and mix mass fraction Mass Spectrogram Figure Methanol mix evenly Nonabromobiphenyl ether Octabromobiphenyl ether PBBs and PBDEs PBDE Standard Substances peak areas Polybrominated biphenyls PBBs polybrominated diphenyl ethers Polyurethane purity is greater qualitative Quantitatively Selected Ion reagents Recovery Rate sample solution solution was 100 Spectrograms of PBBs Standard Mass Spectrogram standard stock solution standard working solution Store at 4°C Substances in Textile temperature test results test tube Textile Dyeing toluene 4.2 toluene layer Total Ion Current Ultrasonic water bath