Barium hydroxide octa / monohydrate , 98%, Barium hydroxide octahydrate/ monohydrate --------Barium hydroxide is mainly ... oil.pharmaceuticals. plastics. rayon.glass and enameled products.led products. Octa-hydrate barium hydroxide(base on Ba(OH)28H2O) ≥98%Barium ... on Fe) ≤10ppmInsoluble matter in HCl: ≤0.01% Barium hydroxide octa