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SN/T 3309-2013: Quantitative chemical analysis of diacetate fiber of binary fiber mixtures
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| Std ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status |
| SN/T 3309-2013 | English | 189 |
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Quantitative chemical analysis of diacetate fiber of binary fiber mixtures
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Standard similar to SN/T 3309-2013
SN/T 5268 | Basic data
| Standard ID | SN/T 3309-2013 (SN/T3309-2013) |
| Description (Translated English) | Quantitative chemical analysis of diacetate fiber of binary fiber mixtures |
| Sector / Industry | Commodity Inspection Standard (Recommended) |
| Word Count Estimation | 7,742 |
| Quoted Standard | GB/T 2910.1; GB/T 6682; GB 9994 |
| Regulation (derived from) | AQSIQ notification issued in 2013 on the first batch of 179 entry-exit inspection and quarantine of industry standards; industry standard for filing Notice No. 1 of 2014 (No. 169 overall) |
| Issuing agency(ies) | General Administration of Customs |
| Summary | This standard specifies the determination of two components are mixed with acetate fiber content of textile clothing fibers by the following method using acetic acid method: acetate fiber and protein fibers (wool, silk), cellulose fibers (cotton, linen), |
SN/T 3309-2013: Quantitative chemical analysis of diacetate fiber of binary fiber mixtures
---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.
Quantitative chemical analysis of diacetate fiber of binary fiber mixtures
People's Republic of China Entry-Exit Inspection and Quarantine Standards
Diacetate fiber mixtures quantitative chemical analysis of two-component
Issued on. 2013-03-01
2013-09-16 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 is proposed and managed by the National Certification and Accreditation Administration Committee.
This standard was drafted. Suzhou, People's Republic of China Exit Inspection and Quarantine.
The main drafters of this standard. Li Gang election, Zhu Zhenhua, Jiang Jingjing.
Diacetate fiber mixtures quantitative chemical analysis of two-component
1 Scope
This standard specifies the determination of a two-component mixing cellulose acetate content of clothing textiles fibers by the following method using acetic acid side
Method. acetate fiber and protein fibers (wool, silk), cellulose fibers (cotton, linen), regenerated cellulose fibers (viscose), polyamide fibers, polyester fibers
, Polyacrylonitrile fibers and polyurethane fibers.
This standard applies only to clothing textiles quantitative analysis of cellulose acetate.
This standard does not apply to the surface of the mixture has been deacetylated cellulose acetate used.
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.
GB/T 2910.1 Textiles - Quantitative chemical analysis - Part 1. General principles of testing
Laboratory use specifications and test methods GB/T 6682 Analysis
GB 9994 the moisture regain of textile materials
Principle 3
Reagent with acetic acid acetate dissolved and removed from a known dry mass of the mixture, the residue is collected, washed, dried and weighed; with repair
Quality positive after accounting for the calculation of its percentage of dry mass of the mixture, obtained by the difference in mass percentage is cellulose acetate.
4 Reagents
The necessary reagents are used analytically pure, the water are three water (GB/T 6682).
4.1 petroleum ether, distillation range 40 ℃ ~ 60 ℃.
4.2 distilled or deionized water.
4.3 acetic acid.
4.4 Dilute ammonia solution. 80mL ammonia (density 0.880g/mL) was diluted with water to 1L.
5 device
5.1 glass sand core crucible. a capacity of 30mL ~ 40mL, pore diameter of 90μm ~ 150μm sintered circular filter crucible,
It should crucible with a cork or frosted glass surface of the glass plate.
Note. You can also use other instrument can achieve the same effect in place of the crucible.
5.2 filtration device.
5.3 dryer. equipped with color gel.
5.4 drying oven. capable of maintaining a temperature of (105 ± 3 ℃).
5.5 Analytical balance. accuracy 0.0002g or more.
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