Nitrogen liquid special purity 1 grade

Requirements to physical and chemical indicators

Name of an indicator	Norm in accordance with GOST
Volume share of nitrogen, % not less	99,999
Volume share of oxygen, % no more	0,0005
Content of oil, mechanical impurity and moisture	passes test
Volume share of hydrogen, % no more	0,0002
Volume share of the sum of carboniferous connections in terms of CH4, % no more	0,0003