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GB/T 27596-2011: Dyestuffs -- Determination of particle fineness -- Microscope method
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 27596-2011 | English | 139 |
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Dyestuffs -- Determination of particle fineness -- Microscope method
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GB/T 27596-2011
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Basic data | Standard ID | GB/T 27596-2011 (GB/T27596-2011) | | Description (Translated English) | Dyestuffs -- Determination of particle fineness -- Microscope method | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G55 | | Classification of International Standard | 71.100.01; 87.060.10 | | Word Count Estimation | 6,611 | | Date of Issue | 2011-12-05 | | Date of Implementation | 2012-03-01 | | Quoted Standard | GB/T 2374-2007; GB/T 6682-2008 | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 19 of 2011 | | 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 dye particles was measured with a microscope fineness approach. This standard applies to disperse dyes, vat dyes Determination of particle fineness. | GB/T 27596-2011: Dyestuffs -- Determination of particle fineness -- Microscope method---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.
Dyestuffs. Determination of particle fineness. Microscope method
ICS 71.100.01; 87.060.10
G55
National Standards of People's Republic of China
Determination of dye particles fineness microscopy
Issued on. 2011-12-05
2012-03-01 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.
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. Xiasha Hengsheng Chemical Co., Ltd., Shenzhen Pan Sheng Plastic Additives Co., Ltd., Shenyang Chemical Research Institute Co.
the company.
The main drafters of this standard. Li Xin, Yang Zhenmei, Liangpei Ji, Zhou Yu Song, Wujiu Ying, Han Xiaoqin.
Determination of dye particles fineness microscopy
1 Scope
This standard specifies the method for determining the fineness of the dye particles with a microscope.
This standard applies to disperse dyes, vat dyes measured particle fineness.
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 6682-2008 analytical laboratory use specifications and test methods (ISO 3696. 1987, MOD)
Principle 3
By microscopic observation within a certain number of large field of vision dye particles (diameter of particles larger than 2μm) can be determined qualitatively dye particles
The merits of particle fineness.
4 instruments and equipment
Instruments and equipment shall comply with the relevant provisions of GB/T 2374-2007 in Chapter 4.
a) microscope. with ocular micrometer of biological microscope, it is not less than 600 times magnification, eyepiece micrometer each cell generations
Table 1μm or 2μm, visual field diameter of approximately 0.18mm;
b) balance. a sense of not more than 0.001g;
c) stirrer. magnetic stirrer, speed 500r/min ~ 600r/min, stirring rod specifications φ6mm × 40mm;
d) hemoglobin straw. 20μL;
e) scale straw. 5mL;
f) slides. 75mm × 25mm;
g) cover glass. 24mm × 24mm.
5 Reagents and materials
Reagents and materials shall comply with the relevant provisions of GB/T 2374-2007 in Chapter 3; test water should comply with GB/T 6682-2008
The three water requirements.
a) glycerol. AR.
6 measuring step
6.1 Preparation of test solution of the dye
Accurately weighed sample dye 0.5g (accurate to 0.001g), placed in 150mL beaker, add a small amount of distilled water of 30 ℃, the dye
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