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LC5247 Sodium sulfate decahydrate
for analysis

 

Order number Packaging Quantity Price €
AC32247 Plastic bottle 1 kg 25.20
AC32247 Fibre carton 25 kg inquire

 

Product information
Hill Formula Na2O4S * 10 H2O
Chemical formula Na2SO4 * 10 H2O
HS Code 2833 11 00
EC number 231-820-9
Molar mass 322.19 g/mol
Storage Store at +15°C to +25°C.
CAS number 7727-73-3

 

Chemical and physical data
Solubility 420 g/l (20 °C)
Melting point 32.4 °C
Molar mass 322.19 g/mol
Density 1.464 g/cm3
Bulk density 700 kg/m3
pH value 5 – 7.5 (100 g/l, H2O, 20 °C) (anhydrous substance)

 

Safety information
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal 14
Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).

 

Transport information
Declaration (transport by sea) IMDG-Code No Dangerous Good
Declaration (transport by air) IATA-DGR No Dangerous Good

 

Specifications
Assay
– alkalimetric
≥ 99.0 %
– alkalimetric, calculated on dried substance 98.5 – 101.0 %
Identity passes test
Clarity of solution passes test
Insoluble matter ≤ 0.01 %
pH-value (5 %; water; 25 °C) 5.2 – 8.0
Acidity or alkalinity passes test
Chloride (Cl) ≤ 0.0003 %
Phosphate (PO4) ≤ 0.0005 %
Total nitrogen (N) ≤ 0.0003 %
Heavy metals (as Pb) ≤ 0.0003 %
As (Arsenic) ≤ 0.0001 %
Ca (Calcium) ≤ 0.002 %
Fe (Iron) ≤ 0.0005 %
K (Potassium) ≤ 0.002 %
Mg (Magnesium) ≤ 0.001 %
Loss on drying (130 °C) 52.0 – 57.0 %