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GB/T 25795-2020: C. I. Reactive blue 250 (Reactive blue KN-RGB)
Status: Valid GB/T 25795: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 25795-2020 | English | 149 |
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C. I. Reactive blue 250 (Reactive blue KN-RGB)
| Valid |
GB/T 25795-2020
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| GB/T 25795-2010 | English | 319 |
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Reactive blue KN-RGB (C.I. Reactive blue 250)
| Obsolete |
GB/T 25795-2010
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PDF similar to GB/T 25795-2020
Basic data | Standard ID | GB/T 25795-2020 (GB/T25795-2020) | | Description (Translated English) | C. I. Reactive blue 250 (Reactive blue KN-RGB) | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G57 | | Classification of International Standard | 71.100.01; 87.060.10 | | Word Count Estimation | 8,82 | | Date of Issue | 2020-11-19 | | Date of Implementation | 2021-10-01 | | Older Standard (superseded by this standard) | GB/T 25795-2010 | | Quoted Standard | GB/T 2374-2017; GB/T 2381-2013; GB/T 2386-2014; GB/T 2387-2013; GB/T 2390; GB/T 2391-2014; GB/T 3671.1-1996; GB/T 3920-2008; GB/T 3921-2008; GB/T 3922-2013; GB/T 4841.1-2006; GB/T 6152-1997; GB/T 6678-2003; GB/T 6693-2009; GB/T 8427-2019; GB/T 8433-2013 | | Regulation (derived from) | National Standard Announcement No. 26 of 2020 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | | Summary | This standard specifies the requirements, sampling, test methods, inspection rules, signs, labels, packaging, transportation and storage of C.I. Reaction Blue 250 (Reaction Blue KN-RGB) products. This standard applies to the product quality control of C.I. Reaction Blue 250 (Reaction Blue KN-RGB). | GB/T 25795-2020: C. I. Reactive blue 250 (Reactive blue KN-RGB)---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.
(CIReaction Blue 250 (Reaction Blue KN-RGB))
ICS 71.100.01;87.060.10
G57
National Standards of People's Republic of China
Replace GB/T 25795-2010
CI Reaction Blue 250 (Reaction Blue KN-RGB)
2020-11-19 released
2021-10-01 implementation
State Administration for Market Regulation
Issued by the National Standardization Management Committee
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard replaces GB/T 25795-2010 "Reaction Blue KN-RGB (CI Reaction Blue 250)". Correspond to GB/T 25795-2010
Compared with the editorial changes, the main technical changes are as follows.
---The standard name was changed to "CI Reaction Blue 250 (Reaction Blue KN-RGB)";
---Revised appearance indicators (see 3.1, 3.1 in.2010 edition);
--- Added color measurement and color light index (see 3.1);
---Modified the moisture index (see 3.1, 3.1 in.2010 edition)
---Modified the control requirements and test methods of hazardous aromatic amines (see 3.1, 5.9, 3.2 and 5.9 of the.2010 edition);
---Modified the appearance evaluation method (see 5.1, 5.1 of the.2010 edition);
---Added the content of dye standard products, modified the dyeing conditions, dyeing formula, shade and intensity evaluation (see 5.2,.2010 edition of 5.2);
--- Increase the allowable difference in the net content of the package (see 7.3).
This standard was proposed by the China Petroleum and Chemical Industry Federation.
This standard is under the jurisdiction of the National Dyestuff Standardization Technical Committee (SAC/TC134).
Drafting organizations of this standard. Hubei Huali Dyestuff Industry Co., Ltd., Zhejiang Jinguang Industrial Co., Ltd., Shenyang Chemical Research Institute Co., Ltd.
Company, Shenyang Shenhua Institute Testing Technology Co., Ltd., National Dyestuff Quality Supervision and Inspection Center.
The main drafters of this standard. Zhang Yu, Yang Zhenmei, Wang Guolin, Xue Yan, Wang Yong, Cui Mengyuan, Zhang Wei, Huang Fei, Ji Lanqin.
The previous versions of the standard replaced by this standard are as follows.
---GB/T 25795-2010.
CI Reaction Blue 250 (Reaction Blue KN-RGB)
1 Scope
This standard specifies the requirements, sampling, test methods, inspection rules and signs of CI Reaction Blue 250 (Reaction Blue KN-RGB) products
Labeling, packaging, transportation and storage.
This standard applies to the product quality control of CI Reaction Blue 250 (Reaction Blue KN-RGB).
Structural formula.
Molecular formula. C27H23N5Na4O20S6
Relative molecular mass. 1021.84 (according to.2019 international relative atomic mass)
CAS Number. 93951-21-4
2 Normative references
The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article
Pieces. For undated references, the latest version (including all amendments) applies to this document.
GB/T 2374-2017 Regulations of general conditions for dye dyeing determination
GB/T 2381-2013 Determination of insoluble matter content of dyes and dye intermediates
GB/T 2386-2014 Determination of moisture in dyes and dye intermediates
GB/T 2387-2013 Determination of shade and intensity of reactive dyes
GB/T 2390 Determination of pH value of dyes
GB/T 2391-2014 Determination of the fixation rate of reactive dyes
GB/T 3671.1-1996 Determination of solubility and solution stability of water-soluble dyes
GB/T 3920-2008 Textile color fastness test color fastness to rubbing
GB/T 3921-2008 Textile color fastness test color fastness to soaping
GB/T 3922-2013 Textile color fastness test Color fastness to perspiration
GB/T 4841.1-2006 Standard Depth Color Card 1/1
GB/T 6152-1997 Textile color fastness test color fastness to heat pressing
GB/T 6678-2003 General Rules for Sampling of Chemical Products
GB/T 6693-2009 Determination of the flying properties of dyestuffs
GB/T 8427-2019 Textile color fastness test Color fastness to artificial light. xenon arc
GB/T 8433-2013 Textile color fastness test Color fastness to chlorinated water (swimming pool water)
GB/T 14576-2009 Textile color fastness test light and perspiration composite color fastness
GB 19601 Limits and determination of 23 harmful aromatic amines in dye products
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