是基础气体化工原料，广泛用于 pvc, 橡胶 , 高分子 , 材料的合成运用。中化蒙联集团下属生产工厂（生产厂家直属），于制造，和破碎包装于一体化生产。多年来形成，出口基地。产品远销，俄罗斯 , 中亚五国 , 北美南美 , 澳洲 , 东南亚等诸多国家。发气量 300l /kg 平均值。 我工厂特色擅长生产小颗粒度 0.1-7mm ，并确保高发气量 260l/kg ，广泛确保各个合规设备生产下游产品。 calcium carbide h.s.code: 28491000 cas no.: 75-20-7 molecular formula: cac2 property: grey, brown or black solid, purple when its purity is higher, the specific gravity is 2.22(18 ), melting point is 2300 , the product can absorb water in the air and conduct electricity. they higher its purity is, the easier it conducts, it dissolves in water, tur into acetylene and calcium hydroxide and releases heat. use: calcium carbide is an important basic material in organic synthesis industry, acetylene obtanied from calcium carbide is raw material to make ethylene, chloroprene rubber, calcium cyanamide, acetic acd, acetaldehydr, ethylacetate, cyanide acetate, dicyandiamide, acetone, octanol, trichloride ethylene etc. also used as desulfurizer and dehydrant of steel and for cutting and welding metals. packing: in 50kgs/100kgs iron drum. specification: commodity of goods calcium carbide appearance gray block packing in 50kgs/100kgs iron drum item standard gas yield 280l -305l /kg ph3 0.08% max(v/v) h2s 0.1% max(v/v) grain 25 -50mm /50 -80mm