GB/T 46550.2-2025 Active National standards

GB/T 46550.2-2025 Natural gas—Determination of odorant—Part 2:Determination of tetrahydrothiophene by electrochemical sensor

GB/T 46550.2-2025 Natural gas—Determination of odorant—Part 2:Determination of tetrahydrothiophene by electrochemical sensor

Publish Date: 2025-12-02 Implement Date: 2026-07-01 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 46550.2-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Natural gas

ICS Name: Natural gas

Publish Date: 2025-12-02

Implement Date: 2026-07-01

Pages: 12 pages

Scope

This document describes the principle, reagents and materials, instruments, sampling, experimental steps, data processing, precision, and test reports for determining the content of tetrahydrothiophene, an odorant, in natural gas using an electrochemical sensor method.
This document is suitable for online determination and rapid on-site determination of tetrahydrothiophene in natural gas, with a measurement range of 1 mg/m3 to 50 mg/m3.

Development Information

Word Count: 13 Thousand words Pages: 12 pages

Same series standard

GB/T 46550.1-2025 Natural gas—Determination of odorant—Part 1:Determine tetrahydrothiophene and non-sulfur odorant concentration by gas chromatography with photo ionization detector

Referenced Standards

GB/T 5274.1-2018 Gas analysis—Preparation of calibration gas mixtures—Part 1:Gravimetric method for class Ⅰ mixtures GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB/T 13609-1999 Natural gas—Sampling guidelines GB/T 13609-2012 Natural gas sampling guidelines GB/T 13609-2017 Natural gas sampling guidelines GB/T 13609-2025 Natural gas—Gas sampling CJJ/T 148-2010 Technical specification for city gas odorization

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