... , 2.in rare earths processing, and fiber bleacher, removing rust Oxalic Acid 1. Property: White or greyish powder, odorless,tasteless and non ... -toxic.2.Specification: ItemIndexOxalic acid≥99.6%Sulfate radical (caculate as SO42-)≤0.08%Heavy ... etc.4. Packing: 25kgs/50kgs/bag, or 1000kgs bulk bag. Oxalic Acid