GB/T 2377-2013Vat dyes - Determination of shade and relative strength (English PDF)
还原染料 色光和强度的测定
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
September 6, 2013
Implementation date
January 31, 2014
Scope
GB/T 2377-2013 is the English-translated version of 还原染料 色光和强度的测定.
GB/T 2377-2013 is the Chinese standard "Vat dyes - Determination of shade and relative strength". Its scope clause reads: This standard specifies the method for determination of vat dyes dip and pad dyeing shade and relative strength.
This standard applies to the determination to restore the dye dip and pad dyeing shade and relative strength. Its clauses include reagents and materials.
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Document preview — GB/T 2377-2013
National Standard of the People's Republic of China
- ICS
- 87.060.10
- Classification
- G 55
- Replacing
- GB/T 2377-2006
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 4 Reagents and materials
- 6.1 Dyeing General Conditions
- 6.2 dip method
1 Scope
This standard specifies the method for determination of vat dyes dip and pad dyeing shade and relative strength.
This standard applies to the determination to restore the dye dip and pad dyeing shade and relative strength.
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.
General conditions GB/T 2374-2007 Determination of dyes provisions
Determination of GB/T 6688-2008 relative dye strength and color of the instrumental method
Principle 3
Vat dyes with the sample and standard samples of the same species in the same conditions, the cotton fiber pad or dip, then the standard sample
Staining intensity was 100 points, as the standard shade, visual comparison or measurement instrument comparison, evaluation of shade and strength of the sample.
4 Reagents and materials
Reagents and materials shall comply with the relevant provisions of GB/T 2374-2007 in Chapter 3.
5. Apparatus
Instruments and equipment shall comply with the relevant provisions of GB/T 2374-2007 in Chapter 4.
5.1
pneumatic or hydraulic laboratory two-roll mangle.
5.2
laboratory steamer or electric heated oven.
Step 6 Analysis
6.1 Dyeing General Conditions
Dyeing general conditions shall be consistent with the relevant provisions of GB/T 2374-2007 of. Select the staining method shall be based on the specific variety, performance, to
Color force to the highest principle. Dyeing depth depending on the selected varieties, to meet the clear sub-file principle.
6.2 dip method
6.2.1 Basic conditions
6.2.1.1 dyeing depth
Depending on the selected varieties, the provisions of the dye in the product standard.
6.2.1.2 dyed fabric quality
5g or 10g cotton, cotton yarn or knitted fabrics.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
Similar standards
Editions of GB/T 2377
| Edition | Title | Revision | Status |
|---|---|---|---|
| GB/T 2377-2013 | Vat dyes - Determination of shade and relative strength | current edition | Current |
| GB/T 2377-2006 | Vat dyes - Determination of shade and relative strength | previous edition | Superseded |
This page sells the current edition, GB/T 2377-2013. Earlier editions are listed for reference only.
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