Sodium sulfate anhydrous - 65867

Code: 65867
Sodium sulfate anhydrous
Puriss. p.a., ACS Reagent, Reagent ISO, Reagent European Pharmacopoeia
Meets ACS Specifications for General Use 

CAS Number: 7757-82-6
Molar Mass: 142.04 g/mol
Catalog Number Packaging Size Container type Price QTY Cart
65867-2.5KG 2.5KG PLASTIC BOTTLE Contact
65867-5KG 5KG PLASTIC BOTTLE Contact
65867-500G 500G PLASTIC BOTTLE Contact
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Specifications

Property Value
Assay min. 99.0 %
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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Physical Properties

Property Value
Freezing point 884 °C
Density 2.68 g/cm3
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Safety Information

Property Value
Precautionary Statement(s) P280