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Determination of the Blue colourant on import and export textiles. HPLC method
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Basic data
| Standard ID | SN/T 3333-2012 (SN/T3333-2012) |
| Description (Translated English) | Determination of the Blue colourant on import and export textiles. HPLC method |
| Sector / Industry | Commodity Inspection Standard (Recommended) |
| Word Count Estimation | 8,874 |
| Quoted Standard | GB 6682 |
| Regulation (derived from) | National Quality Inspection (2012) 777; industry standard filing Notice 2013 No. 4 (No. 160 overall) |
| Issuing agency(ies) | General Administration of Customs |
| Summary | This standard specifies the use of high performance liquid chromatography (HPLC) determination of textiles " blue pigment " (MF: C39H23ClCrN7012S. 2Na CAS No.: 118685 -33-9) content. This standard is used by the dyeing process, including a variety of text |
Similar standards
SN/T 5268|SN/T 3333-2012: Determination of the Blue colourant on import and export textiles. HPLC method
---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 the "Blue colourant" on import and export textiles.HPLC method
People's Republic of China Entry-Exit Inspection and Quarantine Standards
Determination of Import and Export of Textiles "blue pigment" in
High Performance Liquid Chromatography
Determinationofthe "Bluecolourant" onimportandexporttextiles-
HPLCmethod
Issued on. 2012-12-12
2013-07-01 implementation
People's Republic of China
The State Administration of Quality Supervision, Inspection and Quarantine released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard by the National Certification and Accreditation Administration Committee.
This standard was drafted. People's Republic of China Guangdong Entry-Exit Inspection and Quarantine of Zhejiang People's Republic of China
Bureau, the Shenzhen People's Republic of China Entry-Exit Inspection and Quarantine Shandong People's Republic of China.
The main drafters. Zhang Xiaoli, Liuchong Hua, leaves the lake, Wu Gang, Xie handsome, Wang, Zhang Kaiqing, Deng Zhiguang.
Determination of Import and Export of Textiles "blue pigment" in
High Performance Liquid Chromatography
Warning. Use of this standard shall have a person experiences regular laboratory work. This standard does not point out all possible security asked
Questions, the user has the responsibility to use appropriate safety and health practices and to ensure compliance with the conditions of the relevant national laws.
1 Scope
This standard specifies the use of high performance liquid chromatography (HPLC) Textiles - Determination of "blue pigment" (Formula. C39H23ClCrN7O12S · 2Na
CAS. 118685-33-9) Content Measurement.
This standard applies to processed by the printing of various textile products.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
Laboratory use specifications and test methods GB/T 6682 Analysis
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
"Blue pigment" bluecolourant
"Blue pigment" is a mixture of dyes belong to the category. The mixture comprises two components, respectively, having the formula
C39H23ClCrN7O12S · 2Na (CAS Number. 118685-33-9) and C46H30CrN10O20S2 · 3Na (No CAS). This standard
"Blue pigment" means C39H23ClCrN7O12S · 2Na (CAS Number. 118685-33-9).
Principle 4
A mixed solution of methanol and potassium dihydrogen phosphate samples using ultrasonic extraction as the extraction agent, was analyzed by high performance liquid chromatography.
5 Reagents
Unless otherwise stated, use only analytical reagent grade water to comply with GB/T 6682 provisions tertiary water.
5.1 acetonitrile chromatography.
5.2 Methanol, HPLC grade.
5.3 potassium dihydrogen phosphate.
5.4 sodium hydroxide.
5.5 2mol/L sodium hydroxide solution. Weigh 40.0g of sodium hydroxide (5.4) dissolved in water and dilute to 500mL, shake spare.
5.6 5g/L potassium dihydrogen phosphate solution. Weigh potassium dihydrogen phosphate (5.3) 5.0g, dissolved in water and dilute to 1000mL, with 2mol/L of
Sodium hydroxide solution (5.5) adjusted to pH 7.5, shake spare.
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