Potassium Hydroxide "Caustic Potash" / Fine Flakes / 4 Ounces / 99% Pure / Food Grade / SHIPS FAST FROM USA TOTAL WEIGHT OF PRODUCT: 4 Ounces TOTAL VOLUME OF BOTTLE: 4 Fluid Ounces TEXTURE: Medium-Fine Flakes GRADE: AR/Food Grade Ultra-Pure 97-99% CAS #: 1310-58-3