12648
Fluka

Potassium nitrate

SKU
12648
Puriss., meets analytical specification of Ph Eur, BP, USP, FCC, E252, 99.0-100.5%
General Information:
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Brand
Fluka
CAS Numbers (All) EC Number Linear Formula
KNO3
MDL Number
Molar Mass
101 g/mol

Documents

Specifications

PropertyValue
Assay99.0 - 100.5 %
Assay (calculated to the dried substance)99.0 - 100.5 %
Loss on drying (105°C)max. 0.5 %
pH (5 %, 20°C)5 - 8
Ammonium (NH4)max. 50 ppm
Arsenic (As)max. 1 ppm
Calcium (Ca)max. 50 ppm
Copper (Cu)max. 10 ppm
Iron (Fe)max. 10 ppm
Mercury (Hg)max. 1 ppm
Sodium (Na)max. 0.1 %
Lead (Pb)max. 2 ppm
Zinc (Zn)max. 10 ppm
Heavy metals (as Pb)max. 10 ppm
Chloride (Cl)max. 10 ppm
Nitrite (NO2)max. 5 ppm
Sulfate (SO4)max. 100 ppm
Chlorate (ClO3)complying
Appearance of the solutioncomplying
Acidity or alkalinitycomplying
Reducible impuritiescomplying
Residual solventscomplying
Identity on Kcomplying
Identity on NO3complying

Properties

PropertyValue
Boiling Point/RangeNot applicable
ColorColorless
Density2.11 g/cm3 (20 °C)
FlashpointNot applicable
FormCrystalline
GradeReagent Pharmacopeia Salts
Incompatible MaterialsHeavy metals, Reducing agents, Combustible material, Acids, Thiocyanates, Cyanides
Lower Explosion LimitNot applicable
Melting Point/Range335 °C (1.013 hPa)
Partition CoefficientNot applicable
Product LinePuriss.
Purity Percentage99
Purity Details99-100.5%
Solubility in Water357 g/l (25 °C)
Storage TemperatureAmbient
Upper Explosion LimitNot applicable
Vapor PressureNo data available
ViscosityNot applicable
pH-Value5.5-7.5 at 50 g/l (20 °C)

Safety Information

PropertyValue
Hazard Class5.1
Package GroupIII
UN IDUN1486
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