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Test method for resistance of water-borne coatings in the container to attack by microorganisms
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Basic data
| Standard ID | GB/T 30792-2014 (GB/T30792-2014) |
| Description (Translated English) | Test method for resistance of water-borne coatings in the container to attack by microorganisms |
| Sector / Industry | National Standard (Recommended) |
| Classification of Chinese Standard | G50 |
| Classification of International Standard | 87.040 |
| Word Count Estimation | 10,178 |
| Date of Issue | 7/8/2014 |
| Date of Implementation | 12/1/2014 |
| Quoted Standard | GB/T 3186-2006; GB/T 6682; YY 0569-2011 |
| Regulation (derived from) | 2014 National Standards Bulletin No. 18 |
| 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 aqueous coating tank antimicrobial infection test methods and evaluation of results. This standard applies to water-based paint tank antimicrobial infection test, other coating antimicrobial infection test can refer to this sta |
GB/T 30792-2014: Test method for resistance of water-borne coatings in the container to attack by microorganisms
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Test method for resistance of water-borne coatings in the container to attack by microorganisms
ICS 87.040
G50
National Standards of People's Republic of China
The aqueous coating anti-tank Test Method for microbial infestation
Issued on. 2014-07-08
2014-12-01 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.
The standard proposed by China Petroleum and Chemical Industry Association.
This standard by the National Standardization Technical Committee paint pigment (SAC/TC5) centralized.
This standard was drafted. Guangdong Institute of Microbiology, CNOOC Changzhou coating Chemical Research Institute, Guangzhou Supe Chemical Co., Ltd.,
Nippon Paint (China) Co., Ltd., Shenzhen Hirota Decoration Group Co., Ltd., Guangdong spent thousands of colors Chemical Co., Ltd. Konami in the paint
Technology (Suzhou) Co., Ltd.
The main drafters of this standard. Xie Bao, Zhao Ling, Ouyang sheng, Albert Lee, Tang Lei, Li Shaojiang, Ouyang Zhen maps, Li Jiafu.
The aqueous coating anti-tank Test Method for microbial infestation
Warning. Use of this standard shall have a person experiences regular laboratory work, this standard does not point out all possible security issues,
Users have the responsibility to take appropriate safety and health practices and to ensure compliance with the conditions relevant national regulations.
1 Scope
This method provides an aqueous coating tank antimicrobial infection test methods and evaluation of results.
This method is suitable for aqueous coating tank antimicrobial infection test, other coating antimicrobial infection test can refer to this standard.
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.
GB/T 3186-2006 Paints, varnishes and raw materials for paints and varnishes - Sampling
Laboratory use specifications and test methods GB/T 6682 Analysis
YY0569-2011 biological safety cabinet
3 Test principle
This test method simulation of natural environmental conditions for microbial growth, adding a certain amount of microbes in the water-based paint, and stir well.
Then the sample is placed in 30 ℃ ± 2 ℃ storage, and measuring the number of microorganisms in the sample at different times, according to the test microbial population dynamics
To evaluate changes in the aqueous coating tank antimicrobial efficacy infection.
4 Test conditions
4.1 Equipment and Materials
4.1.1 Incubator
Temperature can be maintained at 30 ℃ ± 1 ℃, 36 ℃ ± 1 ℃, 28 ℃ ± 1 ℃.
4.1.2 Level Ⅱ biological safety cabinet
Shall comply with the provisions of YY0569-2011 grade Ⅱ biological safety cabinet.
4.1.3 scales
A sense of the amount of 0.01g.
4.1.4 Refrigerator
Temperature can be controlled at 4 ℃ ~ 8 ℃.
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