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GB/T 5550-2016 English PDF

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Q: Should I purchase the latest version GB/T 5550-2016?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 5550-2016 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.

US$119.00 · In stock
Delivery: <= 2 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 5550-2016: Surface active agents -- Determination of dispersing power
Status: Valid

GB/T 5550: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 5550-2016	119	Add to Cart	2 days	Surface active agents -- Determination of dispersing power	Valid
GB/T 5550-1998	219	Add to Cart	2 days	Surface active agents. Determination of dispersing power	Obsolete
GB/T 5550-1990	RFQ	ASK	3 days	Surface active agents--Determination of dispersing power	Obsolete

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Basic data

Standard ID: GB/T 5550-2016 (GB/T5550-2016)
Description (Translated English): Surface active agents -- Determination of dispersing power
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G72
Classification of International Standard: 71.100.40
Word Count Estimation: 6,686
Date of Issue: 2016-10-13
Date of Implementation: 2017-05-01
Older Standard (superseded by this standard): GB/T 5550-1998
Regulation (derived from): National Standard Notice No.1716 of 2016
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

GB/T 5550-2016: Surface active agents -- Determination of dispersing power

---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.
Surface active agents - Determination of dispersing power ICS 71.100.40 G72 National Standards of People's Republic of China Replace GB/T 5550-1998 Determination of dispersing power of surfactants 2016-10-13 released 2017-05-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China China National Standardization Management Committee released

Foreword

This standard is drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 5550-1998 "Determination method of dispersibility of surfactants", compared with GB/T 5550-1998, mainly The changes are as follows. --- Added normative reference document GB/T 6372 (see Chapter 2); --- Added trial report (see Chapter 9). This standard is proposed by the China Petroleum and Chemical Industry Association. This standard is under the jurisdiction of the National Chemical Standardization Technical Committee (Special) Interacting Agent Subcommittee (SAC/TC63/SC8). The drafting unit. Shanghai Tiantan Auxiliaries Co., Ltd., Zhejiang Shunyu Detection Technology Co., Ltd., Liaoning Aoke Chemical Co., Ltd. Division, Shaoxing City Quality and Technical Supervision and Inspection Institute. The main drafters of this standard. Fu Ruifang, Zhong Renbiao, Zhang Yi, Sun Zhaoguang, Song Enjun, Liu Youqin, Bao Guofang. This standard replaced the previous version of the standard release. --- GB/T 5550-1980, GB/T 5550-1990, GB/T 5550-1998. Determination of dispersing power of surfactants

1 Scope

This standard specifies the method for the determination of the dispersibility of surfactants. This standard is applicable to the determination of the dispersibility of anionic dispersants.

2 normative reference documents

The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article Pieces. For undated references, the latest edition (including all modifications) applies to this document. GB/T 6372 Samples of Surfactants and Detergents GB/T 6682 Analytical laboratory water specifications and test methods

3 principle

In the quantitative dispersant sample and standard solution, respectively, by adding quantitative fast pigment red 3RS solution, at the same stirring speed, a Times to add a quantitative dilute sulfuric acid solution, so that fast pigments of trans-diazonium salt quickly into cis-diazonium salt, and with the phenolic ester into insoluble azo dye The dispersion of the dispersion of the sample, in the closed conditions, the drip filter paper diffusion circle, compare the sample and the standard size of the circle area, to calculate the dispersant dispersion Of the percentage.

4 reagents and materials

4.1 Water specifications The water used in this standard shall comply with the three water requirements specified in GB/T 6682. 4.2 95% ethanol Specifications for the chemical purity. 4.3 sulfuric acid solution c (1/2H2SO4) = 1.00 mol/L. 4.4 Sodium hydroxide solution ωNaOH = 33%. 4.5 fast pigment red 3RS solution Concentration of 60g/L. Weigh the fast pigment red 3RS6g (accurate to 0.01g) in the beaker, add 95% ethanol 6mL beating, add sodium hydroxide solution 6mL, stir evenly, add 60ml water 88mL, fully dissolved, filtered into a brown volumetric flask, cooled to room temperature standby. Now with the current use. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 5550-2016_English be delivered?

Answer: Upon your order, we will start to translate GB/T 5550-2016_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 GB/T 5550-2016_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 5550-2016_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 5550-2016?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 5550-2016 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.