Chinese Standard: 'SH/T 1499.9-1997'
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| SH/T 1499.9-1997 | English | 70 |
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Pure adipic acid. Measurement of melt colour (in Pt - Co scale)
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SH/T 1499.9-1997
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SH/T 1499.9-1997
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| Standard ID | SH/T 1499.9-1997 (SH/T1499.9-1997) | | Description (Translated English) | Pure adipic acid. Measurement of melt colour (in Pt - Co scale) | | Sector / Industry | Petrochemical Industry Standard (Recommended) | | Classification of Chinese Standard | G15 | | Classification of International Standard | 71.080.40 | | Word Count Estimation | 5,558 | | Date of Issue | 1997/7/12 | | Date of Implementation | 1997/12/1 | | Quoted Standard | GB/T 605-1988; GB/T 6678-1986; GB/T 6679-1986; GB/T 6682-1992 | | Adopted Standard | �������� 10558-1980, IDT | | Drafting Organization | Four Liaoyang Petrochemical Fiber Company Chemical Factory | | Administrative Organization | National Standardization Technical Committee petrochemical chemistry at the Technical Committee | | Regulation (derived from) | Development-Reform-Office-Industry (2006) 97 | | Summary | This standard specifies the essence of adipic acid melted looking Determination of visual colorimetry. This standard applies to the determination of the degree of precision to identify adipic acid melted. | SH/T 1499.9-1997
SH
PETROCHEMICAL INDUSTRY STANDARD
OF THE PEOPLE’S REPUBLIC OF CHINA
ICS 71.080.40
G 15
Pure adipic acid -
Measurement of meit colour (in Pt-Co scale)
精己二酸熔融物色度的测定
ISSUED ON. JULY 12, 1997
IMPLEMENTED ON. DECEMBER 1, 1997
Issued by. China Sinopec Corp.
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Reference standards ... 4
3 Method summary ... 4
4 Reagents and solutions ... 4
5 Instruments and equipment ... 5
6 Sampling ... 5
7 Analysis steps ... 5
8 Result expression ... 5
9 Report ... 5
Foreword
This Standard is equivalent to 4.12 “Measurement of melt colour (in Pt-Co scale)” in
GOCT 10558-80 * (No.2 Modification Notice was approved in September 1989, and
No.2 Modification Notice was approved in March 1992) “Adipic acid - Technical
conditions”.
This Standard is the test method added for this revision of SH/T 1499-92.
This Standard is written in accordance with GB/T 1.1-1993.
This Standard is proposed by Liaoyang Petrochemical Company.
This Standard is under the jurisdiction of Subcommittee on Petrochemistry of National
Technical Committee on Chemical of Standardization Administration of China.
This Standard is drafted by No.4 Chemical Factory of Liaoyang Petrochemical
Company.
Main drafters of this Standard. Xue Shaoju, Tang Min, Tong Enbao.
This Standard was first published on July 12, 1997.
Pure adipic acid -
Measurement of melt colour (in Pt-Co scale)
1 Scope
This Standard specifies the visual colorimetric method for the measurement of melt
colour of pure adipic acid.
This Standard is applicable to the measurement of melt colour of pure adipic acid.
2 Reference standards
The following standards contain provisions which, through reference in this Standard,
constitute provisions of this Standard. At the time of publication of this Standard, the
versions shown are valid. All standards will be revised, and the parties to agreements
based on this Standard are encouraged to investigate the possibility of applying the
most recent editions of the standards.
GB/T 605-88 Chemical reagent - General method for the measurement of colour (in
Hazen units) (eqv ISO 6353-1.1982 GM36)
GB/T 6678-86 General principles for sampling chemical products
GB/T 6679-86 General rules for sampling of solid chemical products
GB/T 6682-92 Water for laboratory use - Specifications
3 Method summary
HEAT the sample to 250 °C and the colour of the sample is obtained by visually......
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