OFFICIAL TITLE · ENGLISH INDEX

GB/T 27894.7-2025

天然气 用气相色谱法测定组成和计算相关不确定度 第7部分:用两根填充柱快速测定氦气含量

The official Chinese title is shown unchanged. Standard identifiers, dates and issuing bodies come from the catalogue record; navigation and explanatory labels are in English.

In forceRecommendedNational standard
Level
National standard
Status
In force
Nature
Recommended
Issuing body
国家市场监督管理总局
Issued
2025-08-29
Effective
2026-03-01
Standard family
GB/T 27894.7
Classification
CCS E 24 · ICS 75.060 · 石油天然气
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