Potassium Sulfate (Reag. USP, Ph. Eur.) for analysis, ACS, ISO

Melting Point:

1,069 °C

Boiling Point:

1,689 °C

Solubility:

water 110 g/l at 20 °C

Physical Description:

solid

Product Code:

131532

Product Name:

Potassium Sulfate (Reag. USP, Ph. Eur.) for analysis, ACS, ISO

Quality Name:

for analysis, ACS, ISO

Specifications:

Minimum assay: 99.0%
pH of 5% solution: 5.5-8.0

Maximum limit of impurities
Insoluble matter in H2O: 0.005 %
Loss on drying at 105°C: 1.0%
Chloride (Cl): 0.0005%
Nitrogen compounds (as N): 0.0005%
Phosphate (PO4): 0.0005 %
As: 0.0001 %
Heavy Metals (ICP-OES): 0.0005 %

Metals by ICP [in mg/Kg (ppm)]
Al: 5
Ba: 5
Be: 5
Ca: 50
Cd: 5
Co: 5
Cr: 5
Cu: 5
Fe: 5
Ga: 5
In: 5
Li: 10
Mg: 20
Mn: 5
Mo: 5
Na: 200
Ni: 5
Pb: 5
Se: 5
Sr: 5
Ti: 5
V: 5
Zn: 5
Zr: 5

WGK:

1

Storage:

Room Temperature.

Master Name:

Potassium Sulphate

EINECS:

231-915-5

CS:

3104 30 00 00

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