... delivery 4,Popular in overseas. Specification of formic acid: ItemTop GradeFirst GradeQualified GradePurity%,≥908585Chroma(Pt-Co)≤1020 ... Dilution test(Acid+water=1+3)%, ≤No cloudQualified Chloride(C1)%, ... steel productionf,Paper industry:Pulp manufacturingg,Food industry:Disinfectanth,Poulty industry:Silage formic acid 85% transparent liquid