Classification: Sodium Hydrosulphite 85%/88%/90% CAS No.: 7775-14-6 Other Names: Sodium Hydrosulphite MF: Na2S2O4 EINECS No.: 231-890-0 Place of Origin: ShanDong China (Mainland) Grade Standard: Industry Grade Purity: 85%/88%/90% Appearance: white power other purity: 85% min
