Boric acid solutions can be used to treat mild eye infections and external ear infections in both humans and pets. in powder form, boric acid can reduce sweating that leads to foot odor. it helps cure athleteu2019s foot and vaginal yeast infections. when mixed with distilled water, boric acid can be used as an antiseptic to treat minor cuts and burns. Electronic grade anhydrous boric acid august 9, 2018 boron oxide powder with the purity 99% min and 60-200 mesh mainly used in the chemical lab as reagents and electronic industry. view 5. description:boric acid, also called boracic acid or orthoboric acid or acidum boricum, is a weak acid often used as an antiseptic, insecticide,flame retardant and a precursor of other chemical compounds. white powder of scaled crystal, feeling greasy, odorless and tasteless. soluble in water,alcohol, glycerol ether and volatile oil. 6. Aug 10, 2017u00a0u00b7 duda energy borp1 fine powder boric acid h3bo3 99, 1 lb. (packaging may vary): amazon: industrial & scientific ... boric acid h3bo3 industrial grademinimum 99.9% purity industrial grademinimum 99.9% puritygranular boric acid is more dense, much like salt crystals. powder boric acid is very fine.there are many uses of boric acid.