Sodium sulfate anhydrous (SSA)
Alias:thenardite
Molecular formula:Na2SO4
Molecular weight: 142.04
Properties:At the normal temperature, it is a kind of white or light yellowfine granules crystal or powder,odorless, salty and bitter taste, moisture absorbing. When exposed in the air, it is prone to absorbing moisture and becomes sodium sulfate hydrous.Its relative density is 2.68, melting point is 884℃.It can be mutually dissolved with water and the solution is alkaline, while in ethanol it is insoluble.
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Index item
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index
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Sodium sulfate content
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≥92%
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Water
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Usage:
1 In chemical industry, it is used to produce sodium sulfide, Sodium Silicate(water glass) and other chemicals.
2 In detergent-making industry,it can be used as the stuffings of detergent synthesis.
3 In paper-making industry, it is used as thepenetrants when producingsulfate pulp.
4 In glass-making industry, it can substitute sodium carbonate and act as theydrotropy agent.
5 In textile industry, it is used to brewagesolidification agent of vinylene filature.
6 It can also be used in the fields ofNon-ferrous Metal metallurgy, leatherworking and so on