Sodium sulphate, anhydrous 98.5-101.0%, fine powder Ph. Eur., USP
:7757-82-6
:
:Na₂SO₄
:MFCD00003504
:12,08829
:1429 °C (1013 hPa)
:888 °C
:2.7 g/cm³ (20 °C)
:142.04 g/mol
:Ambient
:231-820-9
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- Appearance:Conforms (see CoA/CoS)
- Heavy metals (as Pb):Max. 10 ppm
- Residual solvents:Unlikely by manuf.process
- Residues of metal catalysts or reagents:Passes test
- As (Arsenic):Max. 2 ppm
- Cd (Cadmium):Max. 1 ppm
- Co (Cobalt):Max. 1 ppm
- Hg (Mercury):Max. 2 ppm
- Li (Lithium):Max. 0.6 ppm
- Ni (Nickel):Max. 1 ppm
- Pb (Lead):Max. 3 ppm
- Se (Selenium):Max. 0.5 ppm
- V (Vanadium):Max. 1 ppm
- Conforms to Ph.Eur./USP:Passes test
- Ph.Eur. specifications::Max. 1 ppm
- Assay (dried substance) [Ph.Eur.]:98.5 --> 101.0 %
- Identification A:Passes test Ph.Eur.
- Identification B:Passes test Ph.Eur.
- Identification C:Passes test Ph.Eur.
- Appearance of solution:Passes test Ph.Eur.
- Acidity or alkalinity:Passes test Ph.Eur.
- Cl (Chloride) [Ph.Eur.]:Max. 450 ppm
- Loss on drying (130°C) [Ph.Eur.]:Max. 0.5 %
- Assay (calculated on dried basis) [USP]:Min. 99.0 %
- Loss on drying (105°C; 4 h) [USP]:Max. 0.5 %
- Cl (Chloride) [USP]:Max. 0.02 %