China High Purity Sodium Hydroxide / Caustic Soda Pearls / Flakes 99% Used in Industrial Raw Materials CAS 1310-73-2, Find details about China Sodium Hydroxide, Piece of Alkali from High Purity Sodium Hydroxide / Caustic Soda Pearls / Flakes 99% Used in Industrial Raw Materials CAS 1310-73-2