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SN/T 1206-2003 English PDF

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US$199.00 · In stock
Delivery: <= 2 days. True-PDF full-copy in English will be manually translated and delivered via email.
SN/T 1206-2003: Textile. Method of quantitative chemical analysis for spandex and latex
Status: Obsolete

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 1206-2003	199	Add to Cart	2 days	Textile. Method of quantitative chemical analysis for spandex and latex	Obsolete

Similar standards

GB/T 6503 GB/T 4146.3 GB/T 6502 SN/T 4829 SN/T 3896.6 SN/T 3896.2

Basic data

Standard ID: SN/T 1206-2003 (SN/T1206-2003)
Description (Translated English): Textile. Method of quantitative chemical analysis for spandex and latex
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: W50
Word Count Estimation: 5,543
Date of Issue: 2003-03-17
Date of Implementation: 2003-09-01
Quoted Standard: GB/T 8170
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China
Summary: This standard specifies the spandex filament/filament latex Textiles Quantitative chemical analysis. This standard applies to spandex filament/filament textiles latex quantitative analysis.

SN/T 1206-2003: Textile. Method of quantitative chemical analysis for spandex and latex

---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.
Textile.Method of quantitative chemical analysis for spandex and latex Book of the People's Republic of China Entry and Exit Inspection and Quarantine Quantitative chemical analysis method for textile spandex/latex Released on.2003-03-17 2003-09-01 implementation People's Republic The General Administration of Quality Supervision, Inspection and Quarantine issued

Foreword

This standard is proposed and managed by the National Certification and Accreditation Administration. This standard was drafted. Shanghai Entry-Exit Inspection and Quarantine Bureau of the People's Republic of China, Shaoxing Entry and Exit Inspection of the People's Republic of China Epidemic situation. The main drafters of this standard. Wang Weihua, Chen Qingdong, Sun Meirong, Chen Qinwei. This standard is the industry standard for inspection and quarantine issued for the first time. Quantitative chemical analysis method for textile spandex/latex

1 Scope

This standard specifies the method for quantitative chemical analysis of spandex filament/latex filament textiles. This standard applies to the quantitative analysis of spandex filament/latex filament textiles.

2 Normative references

The terms in the following documents become the provisions of this standard by reference to this standard. All dated references are followed by Modifications (not including errata content) or revisions do not apply to this standard, however, research that encourages agreements based on this standard is No, the latest version of these files can be used. For undated references, the latest edition applies to this standard. GB/T 8170 numerical rounding rules

3 Principle

The spandex filaments are dissolved in a 75% sulfuric acid solution, and the latex filaments are left to separate the spandex filaments and the latex filaments.

4 reagents

The reagents used were all chemically pure. 4.1 Distilled or deionized water. 4.2 petroleum ether, distillation range is 40 ° C ~ 60 ° C. 4.3 75% sulfuric acid. 1000mL concentrated sulfuric acid (density 1.84g/mL) slowly added to 570mL of water, until the solution is cooled to 20 ° C, sulfur The acid concentration is in the range of 73% to 77%. 4.4 Dilute ammonia solution. 80mL concentrated ammonia water (density 0.880g/mL) was diluted to 1L with water.

5 Instruments and equipment

5.1 Constant temperature water bath. can maintain the temperature of 100 °C ± 2 °C. 5.2 Filtering device. 5.3 Constant temperature oven. The temperature can be maintained at 105 °C ± 3 °C. 5.4 Analytical balance. accuracy is 0.0002g. 5.5 Dryer. equipped with discolored silica gel. 5.6 Glass core 坩埚. Capacity 30mL ~ 50mL, microporous diameter 40μm ~ 120μm. There must be a frosted glass stopper on the bowl Or a surface glass dish. 5.7 Weighing bottles, tongs, thermometers, measuring cylinders, beakers, flasks, etc.

6 sample preparation

6.1 Sampling The sample shall be representative of all, and shall contain various yarns and fiber components constituting the fabric. The number of samples shall be sufficient for testing. 6.2 Pretreatment of the sample Take about 5g of the sample, place it in a Soxhlet extractor, extract it with petroleum ether (4.2) for 1 hour, and cycle at least six times per hour. Stone in the sample ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of SN/T 1206-2003_English be delivered?

Answer: Upon your order, we will start to translate SN/T 1206-2003_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 2 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of SN/T 1206-2003_English with my colleagues?

Answer: Yes. The purchased PDF of SN/T 1206-2003_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.