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GB/T 13892-2020 English PDF

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US$359.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 13892-2020: Surface active agents. Determination of iodine value
Status: Valid

GB/T 13892: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 13892-2020	359	Add to Cart	4 days	Surface active agents. Determination of iodine value	Valid
GB/T 13892-2012	319	Add to Cart	3 days	Surface active agents -- Determination of iodine value	Obsolete
GB/T 13892-1992	199	Add to Cart	2 days	Surface active agents. Determination of iodine value	Obsolete

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Basic data

Standard ID: GB/T 13892-2020 (GB/T13892-2020)
Description (Translated English): Surface active agents. Determination of iodine value
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G72
Classification of International Standard: 71.100.40
Word Count Estimation: 19,117
Date of Issue: 2020-12-14
Date of Implementation: 2021-07-01
Older Standard (superseded by this standard): GB/T 13892-2012
Quoted Standard: GB/T 601-2016; GB/T 622; GB/T 651; GB/T 1272; GB/T 6372; GB/T 6682-2008; GB/T 29858
Adopted Standard: ISO 3961-2009, NEQ
Regulation (derived from): National Standard Announcement No. 28 of 2020
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration
Summary: This standard specifies the use of Wijs method and near infrared spectroscopy to determine the iodine value of surfactants. This standard applies to the determination of the iodine value of fatty acids, alcohols, amines, animal and vegetable oils and fats with unsaturation, and surfactants made from them.

GB/T 13892-2020: Surface active agents. Determination of iodine value

---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.
(Surfactant determination of iodine value) ICS 71:100:40 G72 National Standards of People's Republic of China Replace GB/T 13892-2012 Determination of Surfactant Iodine Value (ISO 3961:2009,Animalandvegetablefatsandoils-Determinationof iodinevalue, NEQ) 2020-12-14 release 2021-07-01 implementation State Administration for Market Regulation Issued by the National Standardization Management Committee

Foreword

This standard was drafted in accordance with the rules given in GB/T 1:1-2009: This standard replaces GB/T 13892-2012 "Determination of Surfactant Iodine Value": Compared with GB/T 13892-2012, the main changes Change as follows: --- "GB/T 29858" has been added to the normative references, and "GB/T 675, GB/T 682, GB/T 688" has been deleted (see No: 2 Chapter, Chapter 2 of the:2012 edition); ---Added the seven terms of "modeling sample set", "correction", "correction model", "prediction", "outliers", "Mahalanobis distance" and "verification sample set" And definitions (see Chapter 3); ---Increase the detection of iodine value by near infrared spectroscopy (see Chapter 5); ---Added the test date in the "Test Report" (see Chapter 7); ---Informative Appendix A has been added (see Appendix A): This standard is prepared by using the redrafting method with reference to ISO 3961:2009 "Determination of Iodine Value of Animal and Vegetable Oils and Fats", which is consistent with ISO 3961:2009: The degree of consistency is non-equivalent: This standard was proposed by the China Petroleum and Chemical Industry Federation: This standard is under the jurisdiction of the National Chemical Standardization Technical Committee (SAC/TC63): Drafting organizations of this standard: Zhejiang Real Madrid Technology Co:, Ltd:, Yangzhou Chenhua New Materials Co:, Ltd:, Liaoning Aoke Chemical Co:, Ltd: Co:, Ltd:, Levima New Material Technology Co:, Ltd:, Shaoxing Quality and Technical Supervision and Testing Institute, Zhejiang Lvkean Chemical Co:, Ltd: The main drafters of this standard: Shen Zhongyun, Zheng Kaijin, Zhao Xingjun, Ma Dinglian, Yu Zizhou, Dong Xiaohong, Bi Jihui, Dong Zhenpeng, Liu Weiqin, Wu Bingmou, Zhang Chenhui, Liu Xingxing, Zhang Yuejiang: The previous versions of the standard replaced by this standard are as follows: ---GB/T 13892-1992, GB/T 13892-2012: Determination of Surfactant Iodine Value

1 Scope

This standard specifies the use of Wijs method and near infrared spectroscopy to determine the iodine value of surfactants: This standard applies to fatty acids, alcohols, amines, animal and vegetable oils and fats with unsaturation, and surfactants made from them: Iodine value determination:

2 Normative references

The following documents are indispensable for the application of this document: For dated reference documents, only the dated version applies to this article Pieces: For undated references, the latest version (including all amendments) applies to this document: GB/T 601-2016 Preparation of chemical reagent standard titration solution GB/T 622 Chemical reagent hydrochloric acid GB/T 651 Chemical reagent potassium iodate GB/T 1272 Chemical reagent potassium iodide GB/T 6372 Surface active agent and detergent sample dividing method GB/T 6682-2008 Analysis laboratory water specifications and test methods GB/T 29858 General Rules for Quantitative Analysis of Molecular Spectrum Multivariate Calibration

3 Terms and definitions

The following terms and definitions apply to this document: 3:1 Iodine value Under the operation specified in this standard, the mass of iodine absorbed per 100 grams of sample (grams), (calculated as I2) g/100g: 3:2 Modelingsamples A series of representative samples used to build the calibration model: 3:3 Validationsamples A series of representative samples used to verify the calibration model: 3:4 Calibration The process of correlating the component concentrations or properties of a group of samples with their spectra and establishing a model: 3:5 Calibrationmodel A mathematical expression that expresses the correlation between the composition and concentration or properties of a set of samples and their spectra: 3:6 Predict The process of using the calibration model and the spectrum of the sample to calculate the concentration or properties of the sample components: ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 13892-2020_English be delivered?

Answer: Upon your order, we will start to translate GB/T 13892-2020_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 13892-2020_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 13892-2020_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.

Question 5: Should I purchase the latest version GB/T 13892-2020?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 13892-2020 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.