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GB/T 38385-2019: Determination of disperse yellow 23 and disperse orange 149 dyes in dye products
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 38385-2019 | English | 279 |
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Determination of disperse yellow 23 and disperse orange 149 dyes in dye products
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GB/T 38385-2019
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Basic data | Standard ID | GB/T 38385-2019 (GB/T38385-2019) | | Description (Translated English) | Determination of disperse yellow 23 and disperse orange 149 dyes in dye products | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G55 | | Classification of International Standard | 71.100.01; 87.060.10 | | Word Count Estimation | 14,189 | | Date of Issue | 2009-12-31 | | Date of Implementation | 2020-11-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 38385-2019: Determination of disperse yellow 23 and disperse orange 149 dyes in dye products---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Determination of disperse yellow 23 and disperse orange 149 dyes in dye products
ICS 71.100.01; 87.060.10
G55
National Standards of People's Republic of China
Disperse yellow 23 in dye products
Determination of disperse orange 149 dye
2019-12-31 release
2020-11-01 implementation
State Administration of Market Supervision
Published by the National Standardization Administration
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard was proposed by the China Petroleum and Chemical Industry Federation.
This standard is under the jurisdiction of the National Dye Standardization Technical Committee (SAC/TC134).
This standard was drafted. Shenyang Shenhua Institute Testing Technology Co., Ltd., Zhejiang Longsheng Group Co., Ltd., Zhejiang Lutu Co., Ltd.
Company, Shenyang Chemical Research Institute Co., Ltd., National Dye Quality Supervision and Inspection Center.
The main drafters of this standard. Wu Weichang, Zhao Guangming, Ruan Guangdong, Pu Aijun, Xue Yan, Ji Lanqin, Wang Renliang, Chen Sujuan, Zhao Zhimin,
Zhao Lixiang, Li Jiaqi, Wang Ming.
Disperse yellow 23 in dye products
Determination of disperse orange 149 dye
Caution --- Personnel using this standard should have practical experience in regular laboratory work. This standard does not address all possible security issues.
question. It is the responsibility of the user to take appropriate safety and health measures and to ensure compliance with the conditions stipulated by relevant national regulations.
1 Scope
This standard specifies the determination methods of Disperse Yellow 23 and Disperse Orange 149 in dye products.
This standard applies to dye products of various dosage forms.
For chemical information on Disperse Yellow 23 and Disperse Orange 149, see Appendix A.
2 Normative references
The following documents are essential for the application of this document. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest version (including all amendments) applies to this document.
GB/T 6682-2008 Analytical laboratory water specifications and test methods
GB/T 8170-2008 Numerical rounding rules and expression and judgment of limit values
3 Principle
Disperse yellow 23 and disperse orange 149 in the dye were extracted with methanol as a solvent, and the extraction was performed using a high performance liquid chromatography diode array detector.
Take the liquid for separation and characterization, and quantify by peak area external standard method. Liquid chromatography-tandem mass spectrometry for detected and uncertain samples
(HPLC-MS/MS).
4 General provisions
Unless otherwise specified, use only reagents identified as analytically pure and grade III water as specified in GB/T 6682-2008. Judgment of test results
According to GB/T 8170-2008 4.3.3 rounded value comparison method.
5 Reagents or materials
5.1 Disperse Yellow 23 and Disperse Orange 149 dye standards.
5.2 Acetonitrile. chromatographically pure.
5.3 Methanol. chromatographically pure.
5.4 Phosphoric acid.
5.5 Water. Filter through a 0.45 μm aqueous phase membrane.
5.6 PTFE filter (pin filter). 0.45μm.
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