CAS No.: 75-20-7

EINECS No.: 200-848-3 

ITEM			INDEX
			Special Grade	A grade	Accept Grade
Gas yield 20°C   101.3kPa L/kg≥	Size mm	80-200	300	280	255
		50-80	300	280	255
		25-50	300	280	250
		4-25	300	280	250
PH3 %(v/v)≤			0.06	0.08	0.08
H2S%(v/v)≤			0.10	0.10	0.10

Transport and storage: Should be packed in iron drum and sealed with Nitrogen gas; should be store in the special ventilated, dry, cool storehouse. The transport of train, automobile, and vessel must have exact water-resistant measures. It should be separated from the explosive and flammable cargo.
Purposes: It is the basic material in organic synthesis chemical industry. It can synthesize a series of organic compounds to provide the raw materials for industry, agriculture, pharmacy. It can be used as desulfurating agent in iron and steel industry.