... KOH flakes 2.Main content is 90% or 95% 3.Dangerous cargo exported certificate obtained 4.Prompt ... Code1310-58-3HS Code2815.2000ItemInspection item %Premium GradeFirst Grade01KOH≥ 95≥ 9002K2CO3≤ 0.5≤ 0.503Chloride (Cl)≤ 0.005 ... manufacturing Potassium Carbonate, potassium phosphate, synthetic detergent, SBR and ABS resin, potassium compound, herbicide, photo chemicals, pesticide, battery, concrete ...