Standard No.:	GB/T 27894.1-2020
English Name:	Natural gas—Determination of composition and associated uncertainty by gas chromatography—Part 1:General guidelines and calculation of composition
Chinese Name:	天然气 用气相色谱法测定组成和计算相关不确定度 第1部分：总导则和组成计算
Chinese Classification:	E24    Natural gas
Professional Classification:	GB    National Standard
Source Content Issued by:	SAMR; SAC
Issued on:	2020-09-29
Implemented on:	2021-4-1
Status:	valid
Superseding:	GB/T 27894.1-2011 Natural gas - Determination of composition with defined uncertainty by gas chromatogramphy - Part 1: Guidelines for tailored analysis
Target Language:	English
File Format:	PDF
Word Count:	18500 words
Translation Price(USD):	555.0
Delivery:	via email in 1~5 business day

本部分给出了计算天然气组分摩尔分数的方法，规定了测定组分摩尔分数时处理数据的要求，适用于单次操作和多次操作方法，以及多点校正法或对分析仪进行性能评价后采用的单点校正法。本部分给出了所有组分摩尔分数原始数据和已处理数据（例如归一化处理）及其相关不确定度的处理过程，适用于处理天然气样品重复分析或单次分析得到的数据。