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SN/T 4776-2017: Footwear--Determination of the emission of volatile organic compounds--Small chamber method
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| SN/T 4776-2017 | English | 419 |
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Footwear--Determination of the emission of volatile organic compounds--Small chamber method
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SN/T 4776-2017
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Basic data | Standard ID | SN/T 4776-2017 (SN/T4776-2017) | | Description (Translated English) | Footwear--Determination of the emission of volatile organic compounds--Small chamber method | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | Y78 | | Word Count Estimation | 18,192 | | Date of Issue | 2017-05-12 | | Date of Implementation | 2017-12-01 | | Regulation (derived from) | State-Quality-Inspection-Accreditation (2017) 228 | | Issuing agency(ies) | General Administration of Customs | SN/T 4776-2017: Footwear--Determination of the emission of volatile organic compounds--Small chamber 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.
(Footwear - Determination of volatile organic compounds - Small release chamber method)
People's Republic of China Entry-Exit Inspection and Quarantine Industry Standard
Footwear volatile organic compound release test
Small release cabin method
Released on.2017-05-12
2017-12-01 implementation
People's Republic
The General Administration of Quality Supervision, Inspection and Quarantine issued
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
Please note that some of the contents of this document may involve patents. Publication of this document
The organization is not responsible for identifying these patents.
This standard is proposed and managed by the National Certification and Accreditation Administration.
This standard was drafted. Jiangsu Entry-Exit Inspection and Quarantine Bureau of the People's Republic of China, Shenzhen Entry-Exit Inspection and Quarantine
Bureau of Fujian Entry-Exit Inspection and Quarantine Bureau of the People's Republic of China.
The main drafters of this standard. Lu Zhigang, Gao Ying, Zhang Dan, Li Xiang, Wang Hui, Yu Shuyuan, Tong Yugui.
Footwear volatile organic compound release test
Small release cabin method
1 Scope
This standard specifies the total volatile organic compounds in footwear and ethanol, acetone, isopropanol, dichloromethane, methyl ethyl ketone, ethyl acetate, 1,1,1-
Small release of trichloroethane, trichloroethylene, heptane, methyl isobutyl ketone, N,N-dimethylformamide, toluene, butyl acetate, cyclohexanone
The test method for the release.
This standard applies to total volatile organic compounds in footwear and ethanol, acetone, isopropanol, methylene chloride, methyl ethyl ketone, ethyl acetate, 1,1,1-
Determination of the release amount of trichloroethane, trichloroethylene, heptane, methyl isobutyl ketone, N,N-dimethylformamide, toluene, butyl acetate, and cyclohexanone.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article.
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 6682 Analytical laboratory water specifications and test methods
SN/T 3778-2014 Test Method for Release of Volatile Organic Compounds in Textiles - Small Release Cabin Method
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Air exchange rate airchangerate
The ratio of the volume of air entering the release compartment per unit time to the effective volume of the release compartment (times/h).
[SN/T 3778-2014, Definition 2.1]
3.2
Ventilation rate
The volume of air entering the release compartment per unit time.
[SN/T 3778-2014, Definition 2.2]
3.3
Surface wind speed airvelocity
The air flow velocity of the surface of the sample in the chamber is released.
[SN/T 3778-2014, Definition 2.3]
3.4
Test time testtime
The time interval from the start of the test to the start of sampling.
[SN/T 3778-2014, definition 2.4]
3.5
Volatile organic compounds volatileorganiccompounds; VOCs
Test the sample released and all organic compounds detected in the air from the exit of the release compartment.
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