POTASSIUM NITRATE
POTASSIUM NITRATE Extra Pure
Short Name: POTASSIUM NITRATE
Basic Details
Article No.
LG3743
Grade
Extra Pure
Purity
99%
CAS No.
7757-79-1
HS Code
2834.2100
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
White crystalline
Odour
Odorless
pH value
5.5 - 8.0
Melting point/ Freezing point [°C]
334 °C
Boiling point [°C]
400°C
Vapour density
3
Density [g/cm3]
2.109
Solubility in water [% weight]
36 gm/l00 ml water
Chemical Specifications
Appearance
White crystalline powder
Assay (acidimetric)
Min 99%
pH (5% solution in water)
4.5 - 8.5
Chloride (Cl)
Max 0.01%
Sulphate (SO4)
Max 0.01%
Ammonium (NH4)
Max 0.004%
Arsenic (As)
Max 0.0003%
Lead (Pb)
Max 0.005%
Iron (Fe)
Max 0.001%
Safety Information & Hazard Symbols
Symbol
GHS03
Signal Word
Warning
UN No.
1486
IMCO Class No.
5.1
Packing Group
III
Hazardous Statement
H272
Precaution Statement
P220