Safety Although sodium sulfate is generally regarded as non-toxic, it should be handled with care. The dust can cause temporary asthma or eye irritation; this risk can be prevented by using eye protection and a paper mask. Transport is not limited, and no Risk Phrase or Safety Phrase applies. References External links Calculators: surface tensions, and densities, molarities and molalities of aqueous sodium sulfate Sulfates Sodium compounds Desiccants Alchemical substances Articles containing video clips Photographic chemicals E-number additives