Sodium sulphate, anhydrous ≥99.0%, Puriss. p.a. ACS, ISO, Reag. Ph. Eur., Fluka™

Supplier: Honeywell Chemicals

Synonyms: Sulphuric acid disodium saltBisodium sulphateDisodium sulphate

31481-2.5KGEA 225.19 EUR
HWOL31481-50KG 31481-2.5KG 31481-6X1KG 31481-1KG 31481-6X2.5KG 31481-500G HONE31481.9050
Sodium sulphate, anhydrous ≥99.0%, Puriss. p.a. ACS, ISO, Reag. Ph. Eur., Fluka™
Sodium sulphate
Formula: Na₂SO₄
MW: 142,04 g/mol
Boiling Pt: 1429 °C (1013 hPa)
Melting Pt: 884 °C
Density: 2,68 g/cm3
Storage Temperature: Ambient
MDL Number: MFCD00003504
CAS Number: 7757-82-6
EINECS: 231-820-9
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Specification Test Results

Assay min. 99.0 %
Assay (calculated to the dried substance) 99 - 101.0 %
Loss on ignition (800°C) max. 0.5 %
Loss on drying (130°C) max. 0.5 %
Water insoluble matter max. 0.01 %
pH (5 %, 25 °C) 5.2 - 8.0
Free acid (as H₂SO₄) max. 0.05 %
Free alkali (as NaOH) max. 0.03 %
Arsenic (As) max. 0.0001 %
Calcium (Ca) max. 20 ppm
Iron (Fe) max. 5 ppm
Potassium (K) max. 0.01 %
Magnesium (Mg) max. 25 ppm
Zinc (Zn) max. 0.02 %
Heavy metals (as Pb) max. 5 ppm
Chloride (Cl) max. 10 ppm
Phosphate (PO₄) max. 0.001 %
Total N max. 5 ppm
Appearance of the solution complying

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