sodium sulfite molecular formula: Na2SO4 CAS: 7757-82-6 Appearance:White crystal sodium sulfiteProperties:Colorless columnar or granular particles. A bitter salty. The relative density 1.67. In dry air weathering. Melting point 1124 °C (no water content), soluble in water,...

sodium sulfite molecular formula: Na2SO3 CAS: 7757-83-7 Appearance:Colorless crystal or powder sodium sulfiteProperties:Clarify degrees test colorless, single inclined crystals or powder. For the eyes, skin and mucous membrane is irritant, can pollute the water. By the high...

barium sulfate molecular formula: BaSO4 CAS: 7727-43-7 Appearance:White crystal powder barium sulfateProperties:White crystalloid powder. The relative density 240, melting point °C (12 °C decomposition's 15). Insoluble in water, ethanol, acid and...

sodium pyrosulfite molecular formula: Na2S2O5 CAS: 7681-57-4 Appearance:White crystal powder sodium pyrosulfiteProperties:Sodium metabisulphite white or yellow crystalline powder or small crystallization, with strong smell, a proportion of SO2 1.4, soluble in water, become...

barium solfate molecular formula: BaSO4 CAS: 7727-43-7 Appearance:White crystal powder barium solfateProperties:White crystalloid powder. The relative density 240, melting point °C (12 °C decomposition's 15). Insoluble in water, ethanol, acid and...

ferrous sulfate molecular formula: FeSO4.7H2O CAS: 7782-63-0 Appearance:Light blue green crystal ferrous sulfateProperties:Glaucous crystallization. The relative density 1.897, melting point °C into four 64 when water and salt, salt water into °C when 65. In the wet...