CAS 1310-58-3 appears in our catalog under these names: Potassium hydroxide, 30% w/v aq. soln. , Potassium hydroxide, 1.0N Standardized Solution , Potassium hydroxide, 0.5N Standardized Solution , Potassium hydroxide, 0.1N Standardized Solution , Potassium hydroxide, 10% w/v aq. soln. . Offered by: Thermo Scientific (Alfa Aesar). Available pack sizes: 500ml, 1L, 20L, 100g, 500g, 4L , 4L, 1unit.