GB/T 4465-2012 English PDF

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GB/T 4465-2012: Basic dyes -- Determination of shade and relative strength
Status: Valid

GB/T 4465: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 4465-2012	139	Add to Cart	3 days	Basic dyes -- Determination of shade and relative strength	Valid
GB/T 4465-2003	239	Add to Cart	2 days	Basic dyes -- Determination of dyeing shade and relative strength	Obsolete
GB/T 4465-1984	199	Add to Cart	2 days	Basic dyes--Determination of shade and colour strength	Obsolete

Similar standards

GB/T 23978   GB/T 24164   GB/T 2374   GB/T 2394   GB/T 2391   GB/T 4464   

Basic data

Standard ID: GB/T 4465-2012 (GB/T4465-2012)
Description (Translated English): Basic dyes -- Determination of shade and relative strength
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G55
Classification of International Standard: 71.100.01; 87.060.10
Word Count Estimation: 6,658
Older Standard (superseded by this standard): GB/T 4465-2003
Quoted Standard: GB/T 2374-2007; GB/T 2399-2003
Regulation (derived from): National Standards Bulletin No. 13 of 2012
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 basic dye shade and intensity method. This standard applies to basic dye shade and strength.

GB/T 4465-2012: Basic dyes -- Determination of shade and relative strength

---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.
Basic dyes. Determination of shade and relative strength ICS 71.100.01; 87.060.10 G55 National Standards of People's Republic of China Replacing GB/T 4465-2003 Determination of basic dye shade and intensity Issued on. 2012-06-29 2012-12-01 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 4465-2003 "basic dye dyeing shade and relative strength." This standard compared with GB/T 4465-2003, in addition to editorial changes outside the main technical changes are as follows. --- Change the standard name is "basic dye shade intensity and determination" (see standard name, the 2003 version of the standard name); --- Cancel the cotton fiber staining (see 2003 version 6.2); --- Increasing the solution assay (see 6.2). Please note that some of the content of this document may involve patents. Issued this document does not assume responsibility for the identification of these patents. 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. Zhejiang Hang Seng Dyeing Co., Ltd., Shenyang Chemical Research Institute Co., Ltd. The main drafters of this standard. Xu Xiaokang, Wang Yong, Ban Hui. This standard replaces the standards previously issued as follows. --- GB 4465-1984, GB/T 4465-2003. Determination of basic dye shade and intensity

1 Scope

This standard specifies the method for determination of basic dye shade and intensity. This standard applies to the determination of basic dye 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 GB/T 2399-2003 Determination of cationic dyeing shade and relative strength Principle 3 3.1 staining With Basic Dye A sample and a standard sample in the same species under the same conditions, the same fiber is dyed, and then stained with a standard sample Strength as 100 points to shade standard sample as the standard visual comparison, evaluation of shade and strength of the sample. 3.2 colorimetric solution When the dye solution in line with Lang Bo - Beer's law, the basic dye and the reference samples dissolved in the solvent, with a spectrophotometer Determination of the maximum absorption wavelength of absorbance values, you can calculate the intensity of the dye sample. The absorbance values \u200b\u200bare substantially the same, in colorimetric tube Differences between visual color standards and samples to assess the shade 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 5.

6 Test methods

6.1 staining 6.1.1 Acrylic bulky yarn dyeing Performed in accordance with relevant provisions of GB/T 2399-2003 of. ......

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