25 kg Net. weight. Plastic bag ；25 kg Outer thickening single, the Plastic bag，inner plastic bag；25 kg Composite cowhide paper bag，inner plastic bag； 300 kg , 450 kg , 500 kg , 650 kg , 1000 kg .

Metallurgy industry: used in rare earth metal precipitation separation etc.
Organic synthesis: used in 2133 resin, electric jade powder, polybutadience catalyst.
Light industry: used in Leather, wood, aluminum, marble polishing, derusting, bleaching.
Aying industry:
Medicine industry: used in tetracycline, strain and phenobarbital, borneol ect.
Electronic industry: used in ceramic capacitor materials preparation, environment were shut down the preparation of cleaning equipment.

Metallurgy industry: used in rare earth metal precipitation separation etc.

Oxalic acid;;Oxalic acid without water ;Refined Oxalic acid