... feed grade,please contact us Sodium Formate,calcium formate feed grade[CAS No.]: 141-53-7[Molecular Formula]: ... 1000kg plastic woven bagUsage: Be used to produce the Formic Acid, Oxalic Acid, Sodium hydrosulphite, Leather tanning agent, silage, Printing and dyeing. Its ... produce the additive for the concrete and the drilling liquid. Sodium Formate,calcium formate feed grade