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Update to Avantor’s response to the coronavirus (COVID-19) pandemic

Potassium nitrate ≥99.0%, GR ACS, Supelco®

Supplier: EMD MILLIPORE - AA – CORP
Warning

PX1520-7 PX1520-1 PX1520-20 PX1520-5
EM-PX1520-7EA 1966 USD InStock
EM-PX1520-7 EM-PX1520-1 EM-PX1520-20 EM-PX1520-5
Potassium nitrate ≥99.0%, GR ACS, Supelco®
Potassium nitrate
Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs


Formula: KNO₃
Melting Pt: 334 °C
Density: 2.109 g/cm³ (20 °C)
Storage Temperature: Ambient
 MDL Number: MFCD00011409
CAS Number: 7757-79-1
EINECS: 231-818-8
UN: 1486
ADR: 5.1,III
REACH: 01-2119488224-35
Merck Index: 13,07733
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Specification Test Results
Assay 99.0% min
Calcium (Ca) 0.005% max
Chloride (Cl) 0.002% max
Color White
Form Crystals
Heavy metals (as Pb) 5ppm max
Insoluble matter 0.005% max
Iodate (IO3) 5ppm max
Iron (Fe) 3ppm max
Magnesium (Mg) 0.002% max
Nitrite (NO2) 0.001% max
pH of a 5% solution at 25°C 4.5-8.5
Phosphate (PO4) 5ppm max
Sodium (Na) 0.005% max
Sulfate (SO4) 0.003% max

 

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