Potassium 19 K 39.0983

Potassium Nitrate ACS Crystals

Jost Code: 3660

Potassium Nitrate can be used as a laboratory reagent. Product specifications, SDSs and certifications are available under Additional Information.

Chemical Formula
KNO3
CAS Number
7757-79-1
Molecular Weight
101.10
Use
Laboratory Reagent
Description
Colorless crystal
Containers
50 kg / 110 lb. fiber drums; 25 kilogram packs EU only
AGGLOMERATION
Potassium Nitrate crystals tend to agglomerate. Agglomeration is a normal occurrence for this chemical.
Storage
Store in a clean, dry warehouse in the original unopened containers.
Revision Date
1/25/2011
Assay (dried basis)
99.0% minimum
pH
4.5 - 8.5
Insoluable Matter
0.005% maximum
Heavy Metals
5 ppm maximum
Chloride
0.002% maximum
Iodate
5 ppm maximum
Phosphate
5 ppm maximum
Sulfate
0.003% maximum
Iron
3 ppm maximum
Calcium
0.005% maximum
Magnesium
0.002% maximum
Sodium
0.005% maximum
Nitrite
0.001% maximum