GB/T 43503-2023
Natural gas—Determination of oxygen—Electrochemical method
GB/T 21069-2007
Natural gas - Determination of water content at high pressure
GB/T 34162-2017
Natural gas—Determination of arsenic content—Potassium permanganate sample method
GB/T 27896-2018
Test method for water vapor content of natural gas—Electronic moisture analyzers
GB/T 27893-2011
Natrual gas - Determination of particles content - Gravimetric method
GB/T 22634-2008
Conversion between water content and water dew point of natural gas
SY/T 7663-2022
GB/T 40704-2021
Natural gas—Determination of odorant tetrahydrothiophene—On-line sampling gas chromatography method
SY/T 7507-2016
GB/T 16781.1-2017
Natural gas—Determination of mercury—Part 1: Sampling of mercury by chemisorption on iodine
GB/T 18619.1-2002
Natural gas--Determination ofwater by the Karl fischer method--Coulometric procedure
SY/T 7321-2016
GB/T 11060.1-2023
Natural gas—Determination of sulfur compound—Part 1: Determination of hydrogen sulfide content by iodometric titration method
DB35/T 1584-2016
SY/T 7483-2020
Determination of sulfur compounds in natural gas by on-line gas chromatography
GB/T 16781.2-2010
Natural gas - Determination of mercury - Part 2: Sampling of mercury by amalgamation on gold/platinum alloy
GB/T 11060.13-2023
Natural gas—Determination of sulfur compound—Part 13:Determination of hydrogen sulfide content by ultraviolet absorption method
GB/T 11060.2-2023
Natural gas—Determination of sulfur compound—Part 2: Determination of hydrogen sulfide content by methylene blue method
SY/T 7379-2017
Natural gas -Determination of water vapor content-Tunable diode laser absorption spectroscopy (TDLAS)
GB/T 11060.4-2017
Natural gas—Determination of sulfur compound—Part 4: Determination of total sulfur content by oxidative microcoulometry method