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LC5103 Potassium nitrate
extra pure

 

Order number Packaging Quantity Price €
AC32103 Plastic bottle 5 kg inquire
AC32103 Plastic bottle 25 kg inquire
AC32103 Plastic bottle 50 kg inquire

 

Product information
Synonyms Nitric acid potassium salt
Hill Formula KNO3
Chemical formula KNO3
HS Code 2834 21 00
EC number 231-818-8
Molar mass 101.10 g/mol
CAS number 7757-79-1

 

Chemical and physical data
Solubility 320 g/l (20 °C)
Melting point 334 °C
Molar mass 101.10 g/mol
Density 2.11 g/cm3 (20 °C)
Bulk density 800 kg/m3
pH value 5.0 – 7.5 (50 g/l, H2O, 20 °C)

 

Safety information according to GHS
Hazard Statement(s) H272: May intensify fire; oxidiser.
Precautionary Statement(s) P210: Keep away from heat/sparks/open flames/hot surfaces. – No smoking.
Signal Word Warning
Hazard Pictogram(s)
RTECS TT3700000
Storage class 5.1 B Oxidizing agents (TRG 515 Group 2+3)
WGK WGK 1 slightly water endangering

 

Safety information
R Phrase R 8
Contact with combustible material may cause fire.
S Phrase S 16-41
Keep away from sources of ignition – No smoking.In case of fire and/or explosion do not breathe fumes.
Categories of danger oxidizing
Hazard Symbol Oxidising

 

Transport information
Declaration (transport by sea) IMDG-Code UN 1486 POTASSIUM NITRATE, 5.1, III
Declaration (transport by air) IATA-DGR UN 1486 POTASSIUM NITRATE, 5.1, III

 

Toxicological data
LD 50 oral LD50 rat 3015 mg/kg

 

Specifications
Assay
– acidimetric
99.0 – 100.5 %
– acidimetric; calculated on dried substance 99.0 – 100.5 %
Identity passes test
Appearance of solution passes test
pH-value (5 %; water) 4.5 – 8.5
Acidity or alkalinity passes test
Chloride (Cl) ≤ 0.001 %
Chlorate and Perchlorate (as Cl) passes test
Nitrite (NO2) ≤ 0.0005 %
Sulphate (SO4) ≤ 0.01 %
Heavy metals (as Pb) ≤ 0.001 %
As (Arsenic) ≤ 0.0002 %
Ca (Calcium) ≤ 0.005 %
Cu (Copper) ≤ 0.001 %
Fe (Iron) ≤ 0.001 %
Mg (Magnesium) ≤ 0.001 %
Na (Sodium) ≤ 0.10 %
NH4 (Ammonium) ≤ 0.004 %
Hg (Mercury) ≤ 0.0001 %
Pb (Lead) ≤ 0.0004 %
Zn (Zinc) ≤ 0.001 %
Reducing substances passes test
Loss on drying (105 °C) ≤ 0.5 %
Residual solvents (Ph.Eur./ICH) excluded by production process