GB/T 32744-2016Good manufacturing practice of tea (English PDF)
茶叶加工良好规范
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
June 14, 2016
Implementation date
January 1, 2017
Scope
GB/T 32744-2016 is the English-translated version of 茶叶加工良好规范.
GB/T 32744-2016 is the Chinese standard "Good manufacturing practice of tea". Its scope clause reads: This standard specifies the terms and definitions, hydrogen purity, requirements of impurity content in hydrogen and the analytical test methods for hydrogen fuel used for proton exchange membrane fuel cell (PEMFC) vehicles.
It is applicable to the quality requirements of hydrogen fuel used for PFSA proton exchange membrane fuel cell vehicles. Its clauses include terms and definitions.
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Document preview — GB/T 32744-2016
National Standard of the People's Republic of China
- ICS
- 67.140.10
- Classification
- X 55
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Foreword i
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Requirements
- 5 Test methods
- Annex A (Normative) Method for determining the content of total halogenated compounds
1 Scope
This standard specifies the terms and definitions, hydrogen purity, requirements of impurity content in hydrogen and the analytical test methods for hydrogen fuel used for proton exchange membrane fuel cell (PEMFC) vehicles.
It is applicable to the quality requirements of hydrogen fuel used for PFSA proton exchange membrane fuel cell vehicles.
Note: Molecular formula of hydrogen: H2. The relative molecular mass is 2.01588 (as per 2007 international relative atomic mass).
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 3634.1-2006 Hydrogen - Part 1: Industrial hydrogen
GB/T 3634.2-2011 Hydrogen - Part 2: Pure hydrogen, high pure hydrogen and ultrapure hydrogen
GB/T 3723 Sampling of chemical products for industrial use - Safety in sampling
GB/T 5832.2-2016 Gas analysis - Determination of moisture - Part 2: Dew point method
GB/T 6285-2016 Determination of trace oxygen in gases - Electrochemical method
GB/T 6680 General rules for sampling liquid chemical products
GB/T 6681 General rules for sampling gaseous chemical products
GB/T 8984-2008 Determination of carbon monoxide carbon dioxide and hydrocarbon in gases - Gas chromatographic method
GB/T 14669-1993 Air quality - Determination of ammonia - Ion selective electrode method
GB/T 15432-1995 Ambient air - Determination of total suspended particulates - Gravimetric method
GB/T 16129-1995 Standard method for hygienic examination of formaldehyde in air of residential areas - Spectrophotometric method
GB/T 27894.3-2011 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 3: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columns
GB/T 28816 Fuel cell - Terminology
ASTM D7652 Standard test method for determination of trace hydrogen sulfide, carbonyl sulfide, methyl mercaptan, carbon disulfide and total sulfur in hydrogen fuel by gas chromatography and sulfur chemiluminescence detection
ASTM D7653 Standard test method for determination of trace gaseous contaminants in hydrogen fuel by Fourier transform infrared (FTIR) spectroscopy
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 28816, GB/T 3634.1-2006, GB/T 3634.2-2011 and the following apply.
3.1 total sulfur compounds
sulfides in hydrogen present in various forms such as sulfur dioxide (SO2), hydrogen sulfide (H2S), carbonyl sulfide (COS) and methyl sulfhydryl (CH3SH) […]
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
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