Potassium 19 K 39.0983

Potassium Sulfate ACS Crystals

Jost Code: 2680

Potassium Sulfate can be used as a laboratory reagent. This product is known to be used for nitrogen determination. Product specifications, SDSs and certifications are available under Additional Information.

Chemical Formula
K2SO4
CAS Number
7778-80-5
Molecular Weight
174.3
Use
Laboratory Reagent; Nitrogen Determination
Description
White odorless crystals
Containers
300 lb/136.4 kg fiber drum
Storage
Store in a clean, dry warehouse in the original unopened containers.
Revision Date
07/15/2021
Assay
99.0% minimum
Insoluble Matter
0.01% maximum
Sodium
200 ppm maximum
pH (5%)
5.5 - 8.5
Chloride
0.001% maximum
Nitrogen Compounds
5 ppm maximum
Heavy Metals
5 ppm maximum
Iron
5 ppm maximum
Calcium
100 ppm maximum
Magnesium
50 ppm maximum
Microbial Test Results
Aerobic Plate Count
1000 cfu/g maximum
Yeast and Mold Count
100 cfu/g maximum
Total Coliforms
Negative