Potassium sulphate ≥99.0%, fine crystals, BAKER ANALYZED® ACS, J.T. Baker®

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3278-REA 0 INR
3278-R 3278.1000 3278-07 3278-01 3278-05
Potassium sulphate ≥99.0%, fine crystals, BAKER ANALYZED® ACS, J.T. Baker®
Potassium sulphate
Formula: K₂SO₄
MW: 174.26 g/mol
Boiling Pt: 1698 °C (1013 hPa)
Melting Pt: 1069 °C
Density: 2.66 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00011388
CAS Number: 7778-80-5
EINECS: 231-915-5
UN: 0000
Merck Index: 12,07845

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Specification Test Results

Meets ACS Reagent Chemical Requirements
For Laboratory,Research,or Manufacturing Use
Assay (K₂SO₄) ≥ 99.0 %
Insoluble Matter ≤ 0.01 %
pH of 5% Solution at 25°C 5.5 - 8.5
Chloride (Cl) ≤ 0.001 %
Calcium (Ca) ≤ 0.01 %
Magnesium (Mg) ≤ 0.005 %
Sodium (Na) ≤ 0.02 %
Nitrogen Compounds (as N) ≤ 5 ppm
Trace Impurities - ACS - Heavy Metals (as Pb) ≤ 5 ppm
Trace Impurities - Iron (Fe) ≤ 5 ppm
Meets Reagent Specifications for testing USP/NF monographs

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