1.Potassium Hydroxide 2.KOH 3.90%,95%min 4.mainly used in alkaline batteries industries, Saponifier, medicine, ... Potassium HydroxideFormula:KOHSpecification:ItemTesting resultKOH Excellent GradeFirst-rate Grade95.0%90.0%K2CO30.50.5Cr0.0050.005Fe0.00050.0005Nitrate0.0050.005Na0 ... -411-82521111Fax: 86-411-82521868Mobile Phone:86-15842696089 Potassium Hydroxide 90%,95%min