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LC5114 Potassium sulfate
for analysis EMSURE

 

Order number Packaging Quantity Price €
AC32114 Plastic bottle 500 g 15.93
AC32114 Plastic bottle 1 kg 25.425
AC32114 Plastic bottle 5 kg 103.50
AC32114 Fibre carton 50 kg inquire

 

Product information
Synonyms Potassium pyrosulfate
Hill Formula K2O4S
Chemical formula K2SO4
HS Code 3105 10 00
EC number 231-915-5
Molar mass 174.26 g/mol
CAS number 7778-80-5

 

Chemical and physical data
Solubility 111 g/l (20 °C)
Melting point 1069 °C
Molar mass 174.26 g/mol
Density 2.66 g/cm3 (20 °C)
Bulk density 800 kg/m3
pH value 5.5 – 7.5 (50 g/l, H2O, 20 °C)
Boiling point 1689 °C (1013 hPa)

 

Safety information
RTECS TT5900000
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

 

Toxicological data
LD 50 oral LD50 rat 6600 mg/kg

 

Specifications
Assay (alkalimetric) ≥ 99.0 %
Insoluble matter ≤ 0.01 %
pH-value (5 %; water, 25 °C) 5.5 – 7.5
Chloride (Cl) ≤ 0.0005 %
Total nitrogen (N) ≤ 0.0005 %
Heavy metals (as Pb) ≤ 0.0005 %
As (Arsenic) ≤ 0.0002 %
Ca (Calcium) ≤ 0.005 %
Fe (Iron) ≤ 0.0005 %
Mg (Magnesium) ≤ 0.002 %
Na (Sodium) ≤ 0.02 %