1.1 This test method covers the determination of air (Note 1) and carbon tetrafluoride as impurities in sulfur hexafluoride. Note 1—Nitrogen, oxygen, or any of their mixtures
ASTM
Standard Test Method for Air and Carbon Tetrafluoride in Sulfur Hexafluoride by Gas Chromatography
STD-80978
2011
2011-05-01
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