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Coking refined anthracene
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Basic data
| Standard ID | GB/T 36991-2018 (GB/T36991-2018) |
| Description (Translated English) | Coking refined anthracene |
| Sector / Industry | National Standard (Recommended) |
| Classification of Chinese Standard | G16 |
| Classification of International Standard | 71.080.15 |
| Word Count Estimation | 7,718 |
| Date of Issue | 2018-12-28 |
| Date of Implementation | 2019-07-01 |
| Quoted Standard | GB/T 2000; GB/T 8170 |
| Regulation (derived from) | National Standard Announcement No. 17 of 2018 |
| Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration |
| Summary | This standard specifies the technical requirements, test methods, inspection rules, packaging, transportation, storage, quality certificate, safety precautions for coking fine. This standard is applicable to fine sputum obtained by using eucalyptus oil in coal tar as raw material, separated by solvent and separated by crystallization. |
GB/T 36991-2018: Coking refined anthracene
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Coking refined anthracene
ICS 71.080.15
G16
National Standards of People's Republic of China
Coking
Published on.2018-12-28
2019-07-01 implementation
State market supervision and administration
China National Standardization Administration issued
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard was proposed by the China Iron and Steel Association.
This standard is under the jurisdiction of the National Coal Chemical Standardization Technical Committee (SAC/TC469).
This standard was drafted. Shanghai Baosteel Chemical Co., Ltd., Metallurgical Industry Information Standards Institute.
The main drafters of this standard. Li Qianyi, Chen Guomin, Li Jiafa, Chen Huiping, Zheng Jingwu.
Coking
1 Scope
This standard specifies the technical requirements, test methods, inspection rules, packaging, transportation, storage, quality certificate, safety attention of coking fines.
matter.
This standard is applicable to fine sputum obtained by using eucalyptus oil in coal tar as raw material, separated by solvent and separated by crystallization.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only the dated version applies to this article.
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 2000 coking solid product sampling method
GB/T 8170 Numerical Rounding Rules and Representation and Determination of Limit Values
3 Technical requirements
Fine technical indicators should meet the requirements of Table 1.
Table 1 Technical indicators
Indicator name
index
First-class quality products
Appearance white to pale yellow green crystal
蒽 content (mass fraction) /% not less than 96.0 90.0
4 Test methods
4.1 Appearance. Visual inspection.
4.2 Determination of strontium content is carried out in accordance with Appendix A.
5 Inspection rules
5.1 The inspection and acceptance of product quality shall be carried out by the quality supervision department.
5.2 For continuous production, the daily packaging quantity shall be one batch, and each batch shall not exceed.200t.
5.3 The sample preparation and preparation shall be carried out in accordance with the provisions of GB/T 2000.
5.4 The product quality index is qualified and judged, and the “repair value comparison method” in GB/T 8170 is adopted.
5.5 Technical requirements of this standard All items in Table 1 are factory inspection items. The results of the factory inspection items do not meet the requirements of this standard.
The requirement is to allow a retest of the batch of products. Re-inspection of unqualified items during re-inspection. Retest results even if there is only one indicator
If the technical requirements of this standard are not met, the whole batch of products is not qualified. The retest is only performed once.
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