Anhydrous Sodium Sulfate 99% (Na2so4)

Sodium sulfate is the sodium salt of sulfuric acid. Anhydrous, it is a white crystalline solid of formula Na2SO4 known as the mineral thenardite; The decahydrate Na2SO4@10H2O has been known as Glauber's salt or, historically, sal mirabilis since the 17th century. Another solid is the heptahydrate, which transforms to mirabilite when cooled. It has high quality and competitive price.

Usage:
1. Main application areas for dyes and auxiliaries to adjust the fillers and additives dye concentration so that they can achieve the standard concentration.
2. Also can be used as a direct dye, sulfur dyes, vat dyes in the fabric dyeing agent procuring directly with acid dyes in silk and wool fibers animals at the buffering agent,
3. Are also used for printing, silk fabrics refining the undertone protection agents.
4. Paper industry for making kraft pulp at the cooking agent.
5. The pharmaceutical industry as barium salt poisoning of antidotes.
6. In addition, for glass, the construction industry and so on.

Properties
Molecular formula	Na2SO4
Molar mass	142.04 g/mol (anhydrous)
Appearance	white crystalline solid hygroscopic
Density	2.664 g/cm3 (anhydrous)
Melting point	884 ° C (anhydrous)
Boiling point	1429 ° C (anhydrous)
Solubility in water	4.76 g/100 ml (0 ° C) 42.7 g/100 ml (100 ° C)
Solubility	insoluble in ethanol
Refractive index (nD)	1.468 (anhydrous)
Structure
Crystal structure	orthorhombic or hexagonal (anhydrous)
Hazards
MSDS	External MSDS
EU Index	Not listed
Main hazards	Irritant