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GB/T 35357-2017: Test method for asbestos content of marine paint
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 35357-2017 | English | 359 |
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Test method for asbestos content of marine paint
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GB/T 35357-2017
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PDF similar to GB/T 35357-2017
Standard similar to GB/T 35357-2017 GB/T 7094 CB 1146.9 GB/T 35361 GB/T 35355 Basic data | Standard ID | GB/T 35357-2017 (GB/T35357-2017) | | Description (Translated English) | Test method for asbestos content of marine paint | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | U05 | | Classification of International Standard | 47.020.05 | | Word Count Estimation | 18,125 | | Date of Issue | 2017-12-29 | | Date of Implementation | 2018-07-01 | | Regulation (derived from) | National Standards Bulletin 2017 No. 32 | | 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 | GB/T 35357-2017: Test method for asbestos content of marine paint---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.
Test method for asbestos content of marine paint
ICS 47.020.05
U05
National Standards of People's Republic of China
Determination of asbestos content in marine coatings
2017-12-29 Posted
2018-07-01 implementation
General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
China National Standardization Administration released
Directory
Foreword Ⅲ
1 Scope 1
2 Normative references 1
3 equipment 1
4 reagent 2
5 test principle 2
6 Sample Preparation 3
7 asbestos qualitative analysis 3
8 Asbestos Quantitative Analysis 5
9 Test Report 6
Appendix A (Informative) Common paint types and their applicable solvents 7
Appendix B (Normative) X-ray diffractometer technical conditions 8
Appendix C (Normative) Standard asbestos mineral X-ray diffraction main characteristic peaks and maps 9
Appendix D (Normative) Immersed oil corresponding to different asbestos and its characteristics under a polarizing microscope 12
Appendix E (Normative) Asbestos standard curve drawing and asbestos-related standard absorption correction method 13
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard proposed by China Shipbuilding Industry Corporation.
This standard by the National Marine Standardization Technical Committee Marine Materials Applied Technology Sub-Technical Committee (SAC/TC12/SC4)
Focused.
The main drafting units of this standard. China Shipbuilding Industry Corporation 7225 Institute, China Classification Society, China Chemical (Shanghai) Co., Ltd.
Company, COSCO Jotun Marine Coatings Co., Ltd., Pompeii coating (Kunshan) Co., Ltd.
The main drafters of this standard. Chen Xiaoting, Tao Nai Wang, Wu Hairong, had Dengfeng, Tu Zhenwen, Tang Feng, Jin Ping, Wang Shui Wang, Wang Jianni.
Determination of asbestos content in marine coatings
Caution --- For asbestos-containing coatings, if not handled properly, it may cause danger. During operation, make sure to give proper guidance and
All required precautions are implemented.
1 Scope
This standard specifies the test principle, equipment, reagents, sample preparation, test reports, etc. of asbestos determination in marine coatings.
This standard applies to the determination of asbestos content in ship and marine engineering coatings, but also applies to coatings for other purposes asbestos content
Determination.
The detection limit of asbestos quantitative analysis method stipulated in this standard is ≥0.1%.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 3186 Paints, varnishes and varnish and varnish raw materials sampling
GB/T 6003.1 Test sieves - Technical requirements and testing - Part 1. Wire mesh sieve test sieves
GB/T 6682 analytical laboratory water specifications and test methods
GB/T 15896 chemical formate formic acid
GB/T 24665 polarizing microscope
3 equipment
Equipment generally includes.
a) Porcelain crucible with volume of 20mL ~ 50mL.
b) Analyze the balance to the nearest 0.01 mg.
c) high temperature furnace can be heated to (450 ± 10) ℃.
d) Heated blast drying oven with forced ventilation, accurate to ± 2 ° C.
e) Thermostatic water bath. Accurate to ± 2 ℃.
f) X-ray diffractometer (XRD). For the polycrystalline X-ray diffractometer, the overall stability of the instrument is better than ± 3% (6h)
Angle measurement repeatability better than 0.02 °.
g) Polarizing microscope (PLM). Performance should meet the technical requirements of polarizing microscope GB/T 24665, with 10 times, 25 times,
40 times the dispersive staining objective lens or similar multiples of the lens.
h) high-speed centrifuge speed of 3000r/min ~ 15000r/min.
i) Other laboratory equipment.
1) Fluororesin adhesive glass fiber filter diameter 25mm;
2) Micropipettes with ranges of 50 μL and 1000 μL respectively;
3) Standard sieve with aperture of.200μm ~ 355μm, meeting the requirements of GB/T 6003.1.
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