We manufacture and distribute fine chemicals and laboratory
products - with quality and delivery you can count on every time.

Catalog Size Package Availability Manufacturer List Price Unit
P1345-25GM 25 GM Spectrum Chemical $70.50 EA
P1345-125GM 125 GM Spectrum Chemical $127.50 EA
P1345-500GM 500 GM Spectrum Chemical $184.50 $941.00 EA CS(6)

P1345-2.5KG 2.5 KG Spectrum Chemical $582.00 $2163.00 EA CS(4)

P1345-12KG 12 KG Spectrum Chemical $1050.00 EA
P1345-50KGBL 50 KG Spectrum Chemical $1445.00 EA

Description Back to Top

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, Spectrum Chemical manufactured 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.

Specifications Back to Top

Test Specification
Min Max
ASSAY (KNO3) 99.0 %
pH OF A 5% SOLUTION @ 25oC 4.5 - 8.5
CHLORIDE (Cl) 0.002 %
IODATE (IO3) 5 ppm
NITRITE (NO2) 0.001 %
SULFATE 0.003 %
IRON (Fe) 3 ppm
CALCIUM (Ca) 0.005 %
MAGNESIUM (Mg) 0.002 %
SODIUM (Na) 0.005 %

Shipping & Storage Back to Top

Storage Information
HYGROSCOPIC: Keep tightly closed.
Shipping Information
When shipping via FedEx Air the item will ship priority overnight. A higher hazmat fee will apply.

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

Additional UPS-imposed hazardous material charge.
Tariff No. 2834210000

prop65WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Shipping Costs
Click here for Shipping Costs
P1345 has a rating of 5 stars based on 7 reviews.