Product Overview
Potassium Nitrate, Crystal, Reagent, ACS
Molecular Formula: KNO3
CAS Number: 7757-79-1
Molecular Weight: 101.10
Potassium Nitrate, Crystal, Reagent, ACS occurs naturally as the mineral niter. As an ionic salt and natural source of nitrogen, this chemical compound is highly used as a fertilizer and is one of the main components in gunpowder. It is also used in other fields such as in pharmacology, where it is added to toothpaste to help treat sensitive teeth. It can also be used as an electrolyte, as a tree stump removal product and in some culture as a thickening agent in food preparation. As an ACS grade Reagent, ScienceLab potassium nitrate is used as the quality standard against which other substances are graded and has met the toughest regulatory standards for quality and pureness.
Synonyms: Saltpeter ; Nitrate of Potash
| TEST | MIN | MAX |
|---|---|---|
| ASSAY (KNO3) | 99.0 % | |
| pH OF A 5% SOLUTION @ 25oC | 4.5 - 8.5 | |
| INSOLUBLE MATTER | 0.005 % | |
| CHLORIDE (Cl) | 0.002 % | |
| IODATE (IO3) | 5 ppm | |
| NITRITE (NO2) | 0.001 % | |
| PHOSPHATE (PO4) | 5 ppm | |
| SULFATE | 0.003 % | |
| HEAVY METALS (by ICP-OES) | 5 ppm | |
| IRON (Fe) | 3 ppm | |
| CALCIUM (Ca) | 0.005 % | |
| MAGNESIUM (Mg) | 0.002 % | |
| SODIUM (Na) | 0.005 |
Shipping Information
DOT: UN1486, Potassium nitrate, 5.1, PG III
Largest individual container shippable via:
UPS/FedEx Ground: 12 kg UPS Air: Not accepted FedEx Air: 50 kg
Tariff No. 2834210000
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Storage Information
HYGROSCOPIC: Keep tightly closed.
