Re: Oxalic Acid Specification: Total Acidity: 99.6% min Ash: 0.1% max Iron: 0.02% max Loss on ignition: 0.08% max Sulfate: 0.1% max Chloride: 0.002% max Heavy metal: 0.001% max Packing: 25/50 kg grey colour PP bag,, 23MT/20’FCL