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GB/T 23980-2009: Direct dyestuffs -- Determination of discharge ability
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| GB/T 23980-2009 | English | 189 |
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Direct dyestuffs -- Determination of discharge ability
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GB/T 23980-2009
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Basic data | Standard ID | GB/T 23980-2009 (GB/T23980-2009) | | Description (Translated English) | Direct dyestuffs -- Determination of discharge ability | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G55 | | Classification of International Standard | 71.100.01; 87.060.10 | | Word Count Estimation | 8,855 | | Date of Issue | 2009-06-02 | | Date of Implementation | 2010-02-01 | | Quoted Standard | GB/T 250; GB/T 2374-2007; GB/T 2375-2003; GB/T 4841.1; GB/T 6682-2008 | | Regulation (derived from) | National Standard Approval Announcement 2009 No.8 (Total No.148) | | 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 specifies the direct discharge of dye determination. This standard applies to the determination of cotton fabrics discharge of direct dyes. | GB/T 23980-2009: Direct dyestuffs -- Determination of discharge ability---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.
Direct dyestuffs. Determination of discharge ability
ICS 71.100.01; 87.060.10
G55
National Standards of People's Republic of China
Direct dye discharge Determination
Posted 2009-06-02
2010-02-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
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. Fengyang dye Chemical Co., Ltd., Shenyang Chemical Research Institute, the National Quality Supervision and Inspection Center dye.
The main drafters of this standard. Wang Yong, Li Zhihua, Kiran piano.
Direct dye discharge Determination
1 Scope
This standard specifies the direct discharge of dye measurement method.
This standard applies to the determination of cotton fabrics discharge of direct dyes.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 250 textile color fastness test assessing change in color like the gray card (GB 250-2008, ISO 105-A02.1993,
IDT)
General conditions GB/T 2374-2007 Determination of dyes provisions
Determination of GB/T 2375-2003 direct dyes shade and intensity
GB/T 4841.1 standard depth dyeing color card 1/1
GB/T 6682-2008 analytical laboratory use specifications and test methods (ISO 3696. 1987, MOD)
Principle 3
The direct dye dyed dyeing 1/1 standard depth on cotton fabric dyed sample, under specified conditions Stubbs white printing, printing contrast region
And like the original dye color change, color level assessment to determine the direct discharge of dye.
4 equipment and reagent material
Equipment and materials shall comply with the reagents GB/T 2374-2007 concerning equipment and reagent material provisions; experimental water should be consistent
GB/T 6682-2008 in three water requirements.
a) Dyeing Machine;
b) printing machines. screen printing machine;
c) Steamer. atmospheric pressure saturated steam box;
d) electric heated oven;
e) S/100 paste powder;
f) carved white powder;
g) potassium carbonate;
h) urea.
5 measurement method
5.1 Preparation of the sample dye
Transfection kind prescribed method GB/T 2375-2003 will be prepared. Dyeing depth defined as 1/1 standard depth dyeing, shall comply
GB/T 4841.1 requirements.
5.2 printing
5.2.1 Preparation of the paste
Weigh S/100 Powder 10 parts of a paste, was slowly added to a stirred solution of 100 parts of water, slowly stirred for 2h. stand-by.
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