Potassium nitrate ≥99.0%, crystals ACS

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Synonyms: Nitrate of Potash

74336-380
CA71008-196EA 237.57 USD
CA71008-196 CA71008-202
Potassium nitrate ≥99.0%, crystals ACS
Potassium nitrate
Formula: KNO₃
MW: 101.1 g/mol
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 (KNO3) 99.0% min.
pH of a 5% Solution at 25°C 4.5 - 8.5
Insoluble Matter 0.005% max.
Chloride (Cl) 0.002% max.
Iodate (IO3) 5 ppm max.
Nitrite (NO2) 0.001% max.
Phosphate (PO4) 5 ppm max.
Sulfate (SO4) 0.003% max.
Heavy metals (as Pb) 5 ppm max.
Iron (Fe) 3 ppm max.
Calcium (Ca) 0.005% max.
Magnesium (Mg) 0.002% max.
Sodium (Na) 0.005% max.


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