GB/T 12766-2008 English PDF

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GB/T 12766-2008: Animal fat and oil -- Determination of melting point
Status: Valid

GB/T 12766: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 12766-2008	169	Add to Cart	3 days	Animal fat and oil -- Determination of melting point	Valid
GB/T 12766-1991	239	Add to Cart	2 days	Animal fats and oils--Determination of melting point	Obsolete

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Basic data

Standard ID: GB/T 12766-2008 (GB/T12766-2008)
Description (Translated English): Animal fat and oil -- Determination of melting point
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: X04
Classification of International Standard: 67.200.10
Word Count Estimation: 7,743
Date of Issue: 2008-05-27
Date of Implementation: 2008-10-01
Older Standard (superseded by this standard): GB/T 12766-1991
Quoted Standard: GB/T 9695.19; ISO 661: 1980
Regulation (derived from): National Standard Approval Announcement 2008 No.9 (Total No.122)
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 method for determination of coagulation at room temperature melting point of the ancient animal fats. This standard applies to the melting point measured at room temperature, the ancient animal fats condensate.

GB/T 12766-2008: Animal fat and oil -- Determination of melting point

---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.
Animal fat and oil. Determiantion of melting point ICS 67.200.10 X04 National Standards of People's Republic of China Replacing GB/T 12766-1991 Animal fat melting point determination Posted 2008-05-27 2008-10-01 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 12766-1991 "animal fat melting point determination." This standard compared with GB/T 12766-1991 main changes are as follows. --- Sample processing method, electric light source instead of alcohol; --- When using immersion thermometer, increased use of auxiliary thermometer, and correction step; --- Test methods adjusted to a glass capillary tubes were observed, three sets of parallel test averaged; --- According to GB/T 2001.4-2001 "Rules for drafting standards - Part 4. Chemical analysis methods," the original structure of the standard modify. Appendix A of this standard is a normative appendix. This standard is proposed and managed by the People's Republic of China Ministry of Commerce. This standard was drafted. Ministry of Commerce butcher Identification Center, Jiangsu Yurun Food Industry Group Co., Ltd. The main drafters of this standard. Min Cheng Jun, Fan Chengyan, Fangchun Ning, Zhang Xinling, Hu Xinying. This standard replaces the standards previously issued as follows. --- GB/T 12766-1991. Animal fat melting point determination

1 Scope

This standard specifies the method for determination of solidification at room temperature, the melting point of the animal fat. This standard applies at room temperature solidified animal fat melting point determination.

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/T 9695.19 Meat and meat products - Sampling Methods 1980 Animal and vegetable fats sample preparation. ISO 661

3 Terms and Definitions

The following terms and definitions apply to this standard. 3.1 Under specified conditions, open at both ends in a glass capillary column temperature fat tube begins to rise when. 3.2 Laboratory sample to be harvested in a prepared state. 3.3 For analysis, the samples had been prepared. 3.4 Mercury thermometer scale set temperature at full immersed in the system under test. 3.5 Mercury bulb is inserted into the system under test and some mercury leakage when the set temperature scale thermometer outside the system. Principle 4 Under specified conditions, the solidified fat containing a capillary column glass tube immersed in a predetermined depth of the water, according to the provisions of heating rate, View Glass capillary tube temperature inside the police post fat starts to rise when the temperature is the melting point. 5. Apparatus 5.1 glass capillary tube Homogeneous thin wall and open at both ends, an inner diameter of 1.0mm ~ 1.2mm, an outer diameter of 1.3mm ~ 1.6mm, thickness 0.15mm ~ 0.2mm, Length 50mm ~ 60mm. The new glass capillary tube before use, to be followed by chromic acid lotion, water, and thoroughly washed with acetone, and then in the oven dry. ......

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