GB/T 5508-2011 English PDF

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GB/T 5508-2011: Inspection of grain and oils -- Determination of sand content in milled product
Status: Valid

GB/T 5508: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 5508-2011	139	Add to Cart	3 days	Inspection of grain and oils -- Determination of sand content in milled product	Valid
GB/T 5508-1985	199	Add to Cart	2 days	Inspection of grain and oilseeds--Methods for determination of sand content of flours	Obsolete

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Basic data

Standard ID: GB/T 5508-2011 (GB/T5508-2011)
Description (Translated English): Inspection of grain and oils -- Determination of sand content in milled product
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: X04
Classification of International Standard: 67.050
Word Count Estimation: 6,680
Date of Issue: 2011-06-16
Date of Implementation: 2011-11-01
Older Standard (superseded by this standard): GB/T 5508-1985
Quoted Standard: GB 5491
Regulation (derived from): Announcement of Newly Approved National Standards No. 9 of 2011
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
Summary: This standard specifies the powder grain sand content determination of terms and definitions, principles, reagents and materials, apparatus and appliances, the steps, the results calculated and expressed and repetitive requirements. This standard applies in addition to co-precipitation with sesame powder sand and dust outside the powder grain sand content.

GB/T 5508-2011: Inspection of grain and oils -- Determination of sand content in milled product

---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.
Inspection of grain and oils. Determination of sand content in milled produnct ICS 67.050 X04 National Standards of People's Republic of China Replacing GB/T 5508-1985 Inspection of grain and grain sand content determination flour Issued on. 2011-06-16 2011-11-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard replaces GB/T 5508-1985 "grain and oilseeds test powder sand content determination." This standard and GB/T 5508-1985 main technical differences are as follows. --- Increasing the principle of the method; --- Increased reagent warnings; --- Canceled a standard ashing; --- Modify the results indicate; --- Increase the repeatability requirements. Appendix A of this standard is an informative annex. The standard proposed by the National Food Authority. This standard by the National Standardization Technical Committee OILS. This standard was drafted. National Food Reserve Chengdu Grain Storage Research Institute. The main drafters of this standard. Cheng Jianhua, Ho Chao, Jiang Tao, Xiao Xuebin, Mr Fung construction, Xiong Wei liters, the new Li Yuan, Zhong Yu. Inspection of grain and grain sand content determination flour

1 Scope

This standard specifies the determination of the amount of sand grain flour terms and definitions, principles, reagents and materials, apparatus and appliances, procedure, results Calculation and representation and repeatability requirements. This standard applies to the determination of the amount of sand grain flours other than sand and dust with sesame powder of co-precipitated.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB 5491 grain and oilseeds testing for sampling, and sample method

3 Terms and Definitions

The following terms and definitions apply to this standard. 3.1 Flour grain powder-typegrain Raw grain, processed into oil referred to certain fineness of the powder. 3.2 Sand content sandcontent The amount of the inorganic sand and dust flour food contained in the sample in order to account for the total mass of sand and dust content representation (%). Principle 4 In carbon tetrachloride, due to the different relative density of the sand and dust and grain flour, grain flour was suspended in carbon tetrachloride surface, sand and dust in the four Shen CTC bottom, so that the sand and dust with flour food separately.

5 Reagents and materials

Carbon tetrachloride, analytically pure. WARNING 1 --- CTC has a special smell, toxic upon inhalation or contact with the skin, it should be done in a fume hood. Warning 2 --- carbon tetrachloride harmful to the environment, the waste may not be directly discharged after use, should be collected according to relevant regulations.

6 apparatus and appliances

6.1 Analysis of balance. a sense of the amount of 0.0001g. 6.2 Balance. a sense of the amount of 0.01g. 6.3 sand separating funnel, funnel rack. Schematic diagram in Appendix A. 6.4 cylinder. 100mL. 6.5 EAF. 500W. 6.6 dryer. built-effective color gel. 6.7 Crucible. 30mL. 6.8 glass rod, asbestos net. ......

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