Calcium NitritePurity:90%-94% Molecular Formula: Ca(NO2)2 Good price, ... additive, it can be used in the making of antifreeze, rust inhibitor of steel bar, early strength agent, it also can ... heavy oil, emulsification of lube and chemicals. 1, antifreeze 2, rust inhibitor of steel bar 3, early strength agentPacking:25/40KG ... woven bag or following your demand. Contact Person: Ms Easter Calcium nitrite