Executive standard:GB/T12022-2014

Item

Index

sulfur hexafluoride (SF6) /10-2,            ≥ 

99.9

Mass fraction of air/10-6,               ≤ 

300

Mass fraction of carbon tetrafluoride(CF4) /10-6 ,          ≤ 

100

Mass fraction of hexafluoroethane (C2F6)/10-6，          ≤

200

Mass fraction of octafluoropropane (C3F8)/10-6，          ≤

50

Mass fraction of water (H2O)/10-6 ,                  ≤ 

5.0

Mass fraction of acidity (HF) /10-6 ,          ≤ 

0.2

Mass fraction of hydrolyzable fluoride (HF) /10-6 , ≤ 

1.0

Mineral oil (mass fraction) /10-6,              ≤ 

4.0

Biological test 

Non-toxic