... % ,White flakes, HG/T 3688-2010, Molecular Formula:KOH2. PHYSICAL ANALYSIS COMPONENTSPECIFICATIONSKOH %≥Excellent Grade95.0First-rate Grade95.0K2CO3 %≤Excellent Grade0.50First ... salt , chromate, manganese, borax acid salt, phosphate, etc, are also using a lot of Potassium hydroxide. 4.Storage Potassium hydroxide should ...