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GB/T 33028-2016: Identification of industrial salt adulterant in oleoresin
Status: Obsolete
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 33028-2016 | English | 239 |
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Identification of industrial salt adulterant in oleoresin
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GB/T 33028-2016
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Basic data | Standard ID | GB/T 33028-2016 (GB/T33028-2016) | | Description (Translated English) | Identification of industrial salt adulterant in oleoresin | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | B72 | | Classification of International Standard | 65.050 | | Word Count Estimation | 6,679 | | Date of Issue | 2016-10-13 | | Date of Implementation | 2017-05-01 | | 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 33028-2016: Identification of industrial salt adulterant in oleoresin---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.
Indentification of industrial salt adulterant in oleoresin
ICS 65.050
B72
National Standards of People's Republic of China
Identification method of industrial salt dopants in
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
Directory
Preface I
1 Scope 1
2 normative reference document 1
3 Terms and definitions 1
Principle 1
5 Test Method 1
6 Discrimination and Reporting 2
Foreword
This standard is drafted in accordance with the rules given in GB/T 1.1-2009.
This standard is proposed by the State Forestry Administration and centralized.
The drafting of this standard. China Forestry Science Research Institute of Forest Products Chemical Industry Research Institute, Guangxi Wuzhou Risheng Forest Co., Ltd., cloud
South America Senyuan Forest Products Technology Co., Ltd.
The main drafters of this standard. Zhao Zhendong, Li Dongmei, Bi Liangwu, Li Qian, Zhou Guangping, Wang Jing, Chen Yuxiang, luyan Ju,
Identification method of industrial salt dopants in
1 Scope
This standard specifies the identification of industrial salt dopants in rosin.
This standard applies to the rapid assessment of rosin and doping rosin.
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.
Preparation of standard titration solution for GB/T 601 chemical reagents
Preparation of preparations and preparations for use in the test methods for chemical reagents GB/T 603
GB/T 6682 Analytical laboratory water specifications and test methods
GB/T 12901
3 terms and definitions
The following terms and definitions apply to this document.
3.1
Industrial salt dopant industrialsaltadulterant
Blended into the rosin and does not belong to the industrial salt (sodium chloride).
4 principle
Pine resin may occur in the industrial salt, the use of chloride ions and silver ions to produce white silver chloride precipitation phenomenon, whether the pine resin
The existence of industrial salt dopants to make qualitative judgments.
5 test method
5.1 Reagents and Solutions
5.1.1 Unless otherwise stated in this chapter, the solutions used are prepared according to the requirements of GB/T 601 and GB/T 603, and the reagents used are analytical
Reagents, test water should be consistent with GB/T 6682 in the three water regulations.
5.1.2 turpentine. in line with GB/T 12901 turpentine (excellent grade) requirements.
5.1.3 Silver nitrate solution (0.1mol/L). Weigh 17.5g of silver nitrate, add appropriate amount of water and 13mL nitric acid (content of 65%) to dissolve, then
Add water to 1000mL, stored in a brown bottle.
5.1.4 10% nitric acid solution. the amount of 110mL nitric acid (content of 65%) by adding water, add water to the volume of 1000mL.
5.2 Instruments and equipment
5.2.1 water bath. control accuracy of 1 ℃.
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