GB/T 28726-2025 Active National standards

GB/T 28726-2025 Gas analysis—Gas chromatograph with helium ionization detector

GB/T 28726-2025 Gas analysis—Gas chromatograph with helium ionization detector

Publish Date: 2025-10-31 Implement Date: 2026-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 28726-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Industrial gases and chemical gases

ICS Name: Industrial gases

Publish Date: 2025-10-31

Implement Date: 2026-05-01

Pages: 20 pages

Scope

This document describes the method principle, test conditions, reagents and materials, instrumentation, sampling, test steps, precision and measurement uncertainty, quality assurance and control, and test reports for determining the content of trace and micro-trace components in gases using helium ionization gas chromatography.

Development Information

Word Count: 27 Thousand words Pages: 20 pages

Replace the following standards

GB/T 28726-2012 Gas analysis—Gas chromatograph with helium ionization detector

Referenced Standards

GB/T 3358.2-1993 Terms for statistics—Part 2:Terms for statistical quality control GB/T 3358.2-2009 Statistics—Vocabulary and symbols—Part 2:Applied statistics GB/T 4844-2011 Pure helium,high pure helium and ultra pure helium GB 4844.2-1995 Pure helium GB/T 4844.3-1995 High purity helium GB/T 4946-1985 Terms of gas chromatography GB/T 4946-2008 Terms of gas chromatography GB/T 14850-1993 Gas analysis—Vocabulary GB/T 14850-2008 Gas analysis—Vocabulary GB/T 14850-2020 Gas analysis—Vocabulary GB/T 43306-2023 Gas analysis—Sampling guidelines GB/T 45133-2025 Gas analysis—The determination of the composition of gas mixtures—Comparison methods based on one-and two-point calibration GB/T 4844-2025 Pure helium,high purity heliun and ultra purity helium

Related Standards

GB 4962-1985 Replaced

GB 4962-1985 Technical safety regulation for gaseous hydrogen use

Publish Date: 1985-03-01

GB/T 8981-1988 Replaced

GB/T 8981-1988 Determination of trace hydrogen in gases—Gas chromatographic method

Publish Date: 1988-03-15

GB/T 10627-1989 Replaced

GB/T 10627-1989 Gas analysis—Preparation of calibration gas mixtures—Static volumetric methods

Publish Date: 1989-03-01

GB/T 10628-1989 Replaced

GB/T 10628-1989 Gas analysis—Determination of composition of calibration gas mixtures—Comparison methods

Publish Date: 1989-03-22

GB 13548-1992 Replaced

GB 13548-1992 General principle of safety assessment for phosgene and its products plant

Publish Date: 1992-06-29

GB 13591-1992 Replaced

GB 13591-1992 Rules for the filling of dissolved acetylene

Publish Date: 1992-08-05