1.KOH 90% 2.chemical formula: KOH 3. CAS: 1310-58-3 4. ... Hydroxide Tech Grades Assay% ≥ 45.0 48.0 90.0 95.0 Potassium carbonate (K2CO3) ≤ 0.15 0.5 0.5 0 ... .P., 500kg big bag, or 280kg drum.ApplicationFor manufacturing Potassium Carbonate, potassium phosphate, synthetic detergent, SBR and ABS resin, potassium compound ... , concrete compound, medicines, optical brightener, Rosin Sizing agent. Etc. KOH 90%