... , ISO and CCIC 2,color: colorless clear 3,specification;90% Caustic potash 90%1,Potassium Hydroxide approved by SGS, ISO and CCIC ... clear 3,specification;90%Synonyms: Potassium hydroxide;Caustic potash EINECS: 215-181-3 Molecular Formula: KOH Molecular Weight: 56.11 Molecular Structure: potassium ... used in such field , dye, drugs manufacture, galvanization, carving, lithography. Caustic potash 90%