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GB/T 21895-2015: P-(β-Sulfato ethyl sulfonyl) aniline (Para base ester)
Status: Valid GB/T 21895: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 21895-2015 | English | 239 |
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P-(β-Sulfato ethyl sulfonyl) aniline (Para base ester)
| Valid |
GB/T 21895-2015
|
| GB/T 21895-2008 | English | 359 |
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P-(β-Sulfato ethyl sulfonyl) aniline (Para Base Ester)
| Obsolete |
GB/T 21895-2008
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PDF similar to GB/T 21895-2015
Basic data | Standard ID | GB/T 21895-2015 (GB/T21895-2015) | | Description (Translated English) | P-(��-Sulfato ethyl sulfonyl) aniline (Para base ester) | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G56 | | Classification of International Standard | 71.100.01; 87.060.10 | | Word Count Estimation | 11,152 | | Date of Issue | 2015-05-15 | | Date of Implementation | 2015-12-01 | | Older Standard (superseded by this standard) | GB/T 21895-2008 | | Quoted Standard | GB/T 601; GB/T 603; GB/T 2381-2013; GB/T 2383-2014; GB/T 6678-2003; GB/T 6682-2008; GB/T 8170-2008; GB 19601 | | Regulation (derived from) | National Standard Announcement 2015 No. 15 | | 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 provides for - (��- hydroxyethyl sulfone sulfate) aniline requirements, sampling, test methods, inspection rules and signs, labels, packaging, transport and storage. This Standard applies to - (��- hydroxyethyl sulfone sulfate) aniline product quality control. | GB/T 21895-2015: P-(β-Sulfato ethyl sulfonyl) aniline (Para base ester)---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.
p- (β-Sulfato ethyl sulfonyl) anilin (Para base ester)
ICS 71.100.01; 87.060.10
G56
National Standards of People's Republic of China
Replacing GB/T 21895-2008
Of - (β- hydroxyethyl sulfone sulfate) aniline (para ester)
Issued on. 2015-05-15
2015-12-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard replaces GB/T 21895-2008 "on - (β- hydroxyethyl sulfone sulfate) aniline (para ester)", and GB/T 21895-2008 phase
Ratio, in addition to editorial changes outside the main technical changes are as follows.
--- Delete the contents of product applications (see Chapter 1, Chapter 1 of the 2008 edition);
--- Increased CASRN (see Chapter 1);
--- Remove the Index to first-class products (see the 2008 version of Chapter 3);
--- Modified amino qualified products and superior product value indicators (see Chapter 3, Section 3 of the 2008 edition);
--- Modify the superior product and quality products of - indicators (β- hydroxyethyl sulfone sulfate) aniline purity (see Chapter 3, Section 3 of the 2008 edition);
--- Modify the qualified product two difference metrics (see Chapter 3, Section 3 of the 2008 edition);
--- Increased insolubles allowable difference (see 5.6.4);
--- Modify the "Inspection Rules" statements (see Chapter 6, Section 6 of the 2008 edition);
--- Modified "flag tag" content (see Chapter 7, Chapter 7, 2008 edition);
--- Packing provisions increased net content error range (see 7.3, version 7.2 in 2008).
The standard proposed by China Petroleum and Chemical Industry Association.
This standard by the National Standardization Technical Committee Dye (SAC/TC134) centralized.
This standard was drafted. Chuyuan Advanced Technology Group Co., Ltd., Jin Taixing Chemical Co., Ltd., Shenyang Chemical Research Institute Co.
The company, the State Quality Supervision and Inspection Center dye.
The main drafters of this standard. a co-loose, two-Lu, Zhao Weiguo Shen Jiong day, Liu Jie, Yang Jun, Chen Songbo, Xue new.
This standard replaces the standards previously issued as follows.
--- GB/T 21895-2008.
Of - (β- hydroxyethyl sulfone sulfate) aniline (para ester)
1 Scope
This standard provides for - (β- hydroxyethyl sulfone sulfate) aniline requirements, sampling, test methods, inspection rules and signs, labels, packages
Loading, transport and storage.
This standard applies to - (β- hydroxyethyl sulfone sulfate) aniline product quality control.
Structure.
Molecular formula. C8H11NO6S2
Molecular weight. 281.31 (according to 2009 international relative atomic mass)
CASRN. 2494-89-5
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
Preparation of GB/T 601 chemical reagent standard titration solution
GB/T 603 chemical reagent in test methods - Preparations with
GB/T 2381-2013 Determination of substance content of dye and dye intermediates insoluble
Determination of GB/T 2383-2014 powdered dye screening fineness
GB/T 6678-2003 General Principles for Sampling Chemical Products
Laboratory use specifications and test methods GB/T 6682-2008 Analysis
GB/T 8170-2008 revised value represents about rules and limit values \u200b\u200band judgment
Limit and determination of GB 19601 dye products in 23 kinds of harmful aromatic amines
3 Requirements
To - quality (β- hydroxyethyl sulfone sulfate) aniline should meet the requirements of Table 1.
Table 1 - (β- hydroxyethyl sulfone sulfate) aniline quality requirements
project
index
Excellence Qualified
experiment method
(1) Appearance White or off-white powder 5.2
(2) - (β- hydroxyethyl sulfone sulfate) aniline mass fraction (amino value) /% ≥ 97.00 96.00 5.3
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