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SN/T 1251-2003 English PDF

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US$279.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
SN/T 1251-2003: Test method of furfural alcohol purity. Gas chromatography
Status: Obsolete

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 1251-2003	279	Add to Cart	3 days	Test method of furfural alcohol purity. Gas chromatography	Obsolete

Similar standards

GB/T 8140 GB/T 18011 GB/T 8146 SN/T 2541

Basic data

Standard ID: SN/T 1251-2003 (SN/T1251-2003)
Description (Translated English): Test method of furfural alcohol purity. Gas chromatography
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: B72
Classification of International Standard: 71.080.60
Word Count Estimation: 7,779
Date of Issue: 2003-05-28
Date of Implementation: 2003-12-01
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China
Summary: This standard applies to content greater than 96% alcohol test.

SN/T 1251-2003: Test method of furfural alcohol purity. Gas chromatography

---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.
Test method of furfural alcohol purity.Gas chromatography People's Republic of China Entry-Exit Inspection and Quarantine Industry Standard Method for testing industrial sterol content Gas chromatography Released on.2003-05-28 Implementation of.2003-12-01 People's Republic The General Administration of Quality Supervision, Inspection and Quarantine issued

Foreword

Appendix A and Appendix B of this standard are informative annexes. This standard is proposed and managed by the National Certification and Accreditation Administration. This standard was drafted by the Shanxi Entry-Exit Inspection and Quarantine Bureau of the People's Republic of China. The main drafters of this standard. Song Huan, Chen Yong, Yang Xiaobing, Pan Yali, Qu Jun. This standard is the industry standard for inspection and quarantine issued for the first time. Method for testing industrial sterol content Gas chromatography

1 Scope

This standard specifies the sampling, sample preparation and inspection methods for sterol content. This standard applies to tests with a content greater than 96% sterol.

2 Normative references

The terms in the following documents become the terms of this standard by reference to this standard. All dated references, followed by all Modifications (not including errata content) or revisions do not apply to this standard, however, parties to agreements based on this standard are encouraged to study Is it possible to use the latest version of these files? For undated references, the latest edition applies to this standard. GB/T 6680-1996 General rules for sampling of liquid chemical products GB/T 9722-1988 General rules for gas chromatography of chemical reagents GB/T 14022.1-1992 industrial sterol

3 sampling and sample preparation

3.1 Sampling method Sampling is carried out in accordance with the provisions of GB/T 6680-1996. 3.2 Sample preparation method Sample preparation is carried out in accordance with the provisions of GB/T 6680-1996. 3.3 Sample storage Sample storage is carried out in accordance with the provisions of GB/T 14022.1-1992.

4 Inspection methods

4.1 Moisture determination See Appendix A for moisture determination. 4.2 Determination of sterol content 4.2.1 Principle of the method Gas chromatograph, direct injection, separation by capillary column, detection by hydrogen flame ionization detector, normalized by area Quantity calculation. 4.2.2 Instrumentation a) Gas chromatograph. equipped with hydrogen flame ionization detector and data processor, sensitivity and stability in line with GB/T 9722-1988 Provisions; b) Microsampler. 4.2.3 Test procedure 4.2.3.1 Chromatographic conditions a) Column. TPA modified polyethanol capillary column (25m × 0.33mm × 0.25μm); b) column temperature. 110 ° C; c) inlet temperature..200 ° C; ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of SN/T 1251-2003_English be delivered?

Answer: Upon your order, we will start to translate SN/T 1251-2003_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of SN/T 1251-2003_English with my colleagues?

Answer: Yes. The purchased PDF of SN/T 1251-2003_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.