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GB/T 43362-2023Gas analysis—Gas chromatography with micro-cell thermal conductivity detector (English PDF)

气体分析微型热导气相色谱法

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

November 27, 2023

Implementation date

June 1, 2024

Scope

GB/T 43362-2023 is the English-translated version of 气体分析微型热导气相色谱法.

GB/T 43362-2023 is the Chinese standard "Gas analysis—Gas chromatography with micro-cell thermal conductivity detector".

Its scope clause reads: This document describes the principle of determining the content of components in gases using a gas chromatograph equipped with a miniature thermal conductivity detector, and specifies the test conditions, Reagents or materials, instruments and equipment, samples, test procedures, test data processing, precision and measurement uncertainty, quality assurance and control, testing Reporting requirements: This document applies to gases containing hydrogen, helium, neon, oxygen, argon, nitrogen, methane, carbon monoxide, carbon dioxide, and hydrogen sulfide: For the determination of quantity, the determination range of the content of each component is shown in Table 1: Table 1 Measuring range of content of each component Component name Component content (mole fraction)/10-6 Hydrogen (H2) 5~200 Helium (He) 5~1200 Neon (Ne) 5~100 Oxygen (O2) Argon (Ar) 5~1200 Nitrogen (N2) 5~1200 Methane (CH4) 5~200 Carbon monoxide (CO) 5~200 Carbon dioxide (CO2) 5~200 Hydrogen sulfide (H2S) 5~50. Its clauses include normative reference documents.

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Document preview — GB/T 43362-2023

National Standard of the People's Republic of China

ICS: 71.100.20
Classification: G 86

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Preface
1 Scope
2 Normative references
3 Terms and Definitions
4 Principle
5 Test conditions
6 reagents or materials
7 Instruments and Equipment
8 samples
9 Test step
10 Test data processing
11 Precision and measurement uncertainty
12 Quality Assurance and Control
13 Test report
Appendix A (informative) Typical spectrum
Appendix B (Informative) Uncertainty Assessment

1 Scope

This document describes the principle of determining the content of components in gases using a gas chromatograph equipped with a miniature thermal conductivity detector, and specifies the test conditions,

Reagents or materials, instruments and equipment, samples, test procedures, test data processing, precision and measurement uncertainty, quality assurance and control, testing

Reporting requirements:

This document applies to gases containing hydrogen, helium, neon, oxygen, argon, nitrogen, methane, carbon monoxide, carbon dioxide, and hydrogen sulfide:

For the determination of quantity, the determination range of the content of each component is shown in Table 1:

Table 1 Measuring range of content of each component

Component name Component content (mole fraction)/10-6

Hydrogen (H2) 5~200

Helium (He) 5~1200

Neon (Ne) 5~100

Oxygen (O2) Argon (Ar) 5~1200

Nitrogen (N2) 5~1200

Methane (CH4) 5~200

Carbon monoxide (CO) 5~200

Carbon dioxide (CO2) 5~200

Hydrogen sulfide (H2S) 5~50

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, the dated quotations

For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document:

GB/T 4946 Gas Chromatography Terminology

GB/T 6379:2 Accuracy of measurement methods and results (correctness and precision) Part 2: Determination of repeatability of standard measurement methods

Basic methods of sex and reproducibility

GB/T 14850 Gas Analysis Vocabulary

GB/T 17989:2 Control charts Part 2: Conventional control charts

GB/T 27418 Evaluation and expression of measurement uncertainty

GB/T 38527 General Technical Principles for Calibration Mixed Gases

GB/T 43306 Gas Analysis Sampling Guidelines […]

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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.

Referenced standards

Normative references

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GB/T 31058-2026|GB/T 31986-2026|GB/T 31987-2026|GB/T 32386-2026|GB/T 35995-2026|GB/T 47882-2026

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