Sodium sulfate anhydrous technical grade, China Sodium sulfate anhydrous technical grade Supplier,Factory

Sodium sulfate anhydrous technical grade

Tianjin Flourish Chemical Co., Ltd. [China]

sodium sulfite molecular formula: Na2SO4 CAS: 7757-82-6 Appearance:White crystal

sodium sulfite

Properties:

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, soluble in ethanol, glycerin, insoluble in acetone.

Use:

Used as an analytical reagent, such as for sulfate precipitation agent. Also used in medicine, printing and dyeing, papermaking, ceramics and leather industry.

Details:

Test item	Specification
Test item	Reagent grade	Pharmaceutical grade
Appearance	Conform	Conform
Assay /%	≥99.0	≥99.0
Clarify degrees test	Conform	Conform
Water insoluble /%	≤0.005	≤0.01
Chloride (Cl)/%	≤0.0005	≤0.001
Sodium (Na)/%	≤0.005	≤0.05
Calcium (Ca) /%	≤0.02	≤0.05
Manganese (Mn)/%	≤0.001	≤0.005
Ferric (Fe)/%	≤0.0005	≤0.001
Arsenic (As) /%	≤0.0001	≤0.0002
Zinc (Zn)/%	≤0.001	≤0.002
Heavy metal (Pb)/%	≤0.0005	≤0.001