国产精品久久久在线观看_亚洲免费观看视频网站_国产盗摄视频一区二区三区_久久久国产一级 - 日本在线观看一区

歡迎來(lái)到寰標(biāo)網(wǎng)！ 客服QQ：772084082 加入會(huì)員

ISO 6974-4 : 2000(R2010)現(xiàn)行

NATURAL GAS - DETERMINATION OF COMPOSITION WITH DEFINED UNCERTAINTY BY GAS CHROMATOGRAPHY - PART 4: DETERMINATION OF NITROGEN, CARBON DIOXIDE AND C[1] TO C[5] AND C[6+] HYDROCARBONS FOR A LABORATORY AND ON-LINE MEASURING SYSTEM USING TWO COLUMNS

出版：International Organization for Standardization

獲取原文 如何獲取原文？問(wèn)客服 獲取原文，即可享受本標(biāo)準(zhǔn)狀態(tài)變更提醒服務(wù)！

專(zhuān)家解讀視頻

基本信息
標(biāo)準(zhǔn)編號(hào)： ISO 6974-4 : 2000(R2010)
標(biāo)準(zhǔn)類(lèi)別：Revision
出版單位：International Organization for Standardization
標(biāo)準(zhǔn)頁(yè)數(shù)：0
標(biāo)準(zhǔn)簡(jiǎn)介

Covers a gas chromatographic procedure for quantitative determining of natural gas constituents by means of a two-column system. Applies to determinations made in on-line processes or in the laboratory. Applies to the analysis of gas containing constituents within the mode fraction ranges in Table 1. USE IN CONJUNCTION WITH PARTS 1 & 2 OF ISO 6974.

本標(biāo)準(zhǔn)替代的舊標(biāo)準(zhǔn)

ISO 6974 : 1984

等同采用的國(guó)際標(biāo)準(zhǔn)

BIS IS 15130-4 : 2002 - Identical

BS ISO 6974-4 : 2000 AMD 13838 - Identical

SAC GB/T 27894-4 : 2012 - Identical

DS EN ISO 6974-4 : 2001 - Identical

SS-EN ISO 6974-4:2002 - Identical

NEN ISO 6974-4 : 2000 - Identical

PN EN ISO 6974-4 : 2006 - Identical