Potassium nitrate ≥99.0%, crystals, BAKER ANALYZED® ACS, J.T.Baker®

Supplier: Avantor
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Synonyms: Nitrate of Potash

BAKR3190-05EA 0 SGD
BAKR3190-05 BAKR3190-80
Potassium nitrate ≥99.0%, crystals, BAKER ANALYZED® ACS, J.T.Baker®
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

Meets ACS Reagent Chemical Requirements
For Laboratory,Research,or Manufacturing Use
Assay (KNO₃) ≥99.0 %
Insoluble Matter ≤0.005 %
pH of 5% Solution at 25°C 4.5 - 8.5
Chloride (Cl) ≤0.002 %
ACS- Nitrite (NO₂) ≤0.001 %
ACS - Sulfate (SO₄) ≤0.003 %
Calcium (Ca) ≤0.005 %
ACS - Magnesium (Mg) ≤0.002 %
Sodium (Na) ≤0.005 %
Iodate (IO₃) ≤5 ppm
Phosphate (PO₄) ≤3 ppm
Trace Impurities - ACS - Heavy Metals (as Pb) ≤5 ppm
Trace Impurities - Iron (Fe) ≤2.0 ppm
Meets Reagent Specifications for testing USP/NF monographs

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