... 100.100.13Our company standardINDEXPREMIUM GRADE40% (OF THE TOTAL)FIRST GRADE55% (OF THE TOTAL)SALABLE5%(OF THE TOTAL)L/KG≥GAS YIELD305295285PH3 %V/ ... : M.F. CaC2, gray, black solid, the basic material of organic synthesis. Usage:(1)Reacting with water to bring ... with nitrogen to product lime nitrogen .(3)The desulfurizer in steel industry. the basic material of organic synthesis,Calcium Carbide