GB/T 16944-2009
电子工业用气体 氮
Gas for electronic industry - Nitr ogen
- 实施日期
- 2010-05-01
- ICS 分类
- 71.100.20
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
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GB/T 16944-2009
Gas for electronic industry - Nitr ogen
GB/T 16943-2009
Gas for electronic industry - Helium
GB/T 16942-2009
Hydrogen for electronic industry
GB/T 15909-2009
Gas for electronic industry - Silane
GB/T 14851-2009
Gas for electronic industry - Phosphine
GB/T 14604-2009
Gas for electronic industry - Oxygen
GB/T 14603-2009
Gases for electronic industry - Boron trifluoride
GB/T 14601-2009
Gas for electronic industry - Ammonia
GB/T 14600-2009
Gas for electronic industry - Nitrous oxide
GB/T 8037-2009
Benzol products of coal carbonization - Test for presence of mercap tans
GB/T 8036-2009
Benzol products of coal carbonization - Determination of color
GB/T 3394-2009
Ethylene and propylene for industrial use - Determination of trace carbon monoxide, carbon dioxide and acetylene - Gas chromatographic method
GB/T 3393-2009
Ethylene and propylene for industrial use - Determination of trace hydrogen - Gas chromatographic method
GB/T 7717.17-2009
Acrylonitrile for industrial use - Part 17: Determination of content of copper - Graphite furnace atomic absorption spectrometer method
GB/T 7717.16-2009
Acrylonitrile for industrial use - Part 16: Determination of content of iron - Graphite furnace atomic absorption spectrometer method
GB 24568-2009
Calcium hydrogen phosphate for tooth-paste industry
GB 24567-2009
Sodium monofluorophosphate for tooth-paste industry
GB/T 24319-2009
Technical conditions of cauldron-using mechanical seal for high pressure
GB/T 10479-2009
Aluminum rail tank cars
GB/T 24416-2009
Di-cyclopentyl-di-methoxysilane