... :SGS or any other agency as per your requirementDescription:calcium carbide is a grayshi-black crystalline compound obtained by ... as a powerful deoxidizer at ladle treatment facilities.Uses:Calcium carbide is a very important basic material in the ... other materials,the combination can produce acetylene,chloroprene rubber,calcium cyanamide,acetate acid,trichloroethylene,and acetaldehyde.Moreover,it can ...