POTASSIUM IODIDE
POTASSIUM IODIDE Extra Pure
Confirms IP, BP, USP
Short Name: POTASSIUM IODIDE
Synonym: Potide
Basic Details
Article No.
LG3728
Grade
Extra Pure
Purity
99%
CAS No.
7681-11-0
HS Code
2827.6010
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
White crystalline
Odour
Odorless
pH value
6 - 9 at 166 g/l at 25 °C
Melting point/ Freezing point [°C]
681 °C
Boiling point [°C]
1330 °C
Vapour pressure mm/Hg
1 mm Hg at 745 °C
Density [g/cm3]
3.13
Solubility in water [% weight]
166 g/l at 20 °C - completely soluble
Chemical Specifications
Appearance
White crystalline powder
Assay (as KI; on anhydrous basis)
99 - 100.5%
Insoluble matter in water
Max 0.01%
Nitrate, nitrite and ammonia
Passes test
Chloride & bromide (as Cl)
Max 0.05%
Free alkali (as K2CO3) as per pharma
Passes test
Sulphate (SO4)
Max 0.015%
Iodate (IO3)
Max 0.0003%
Thiosulphate (S2O3)
Max 0.005%
Heavy metal (as Pb)
Max 0.001%
Iron (Fe)
Max 0.001%
Loss on drying (at 105°C)
Max 1%
Safety Information & Hazard Symbols
Symbol
GHS07
Signal Word
Warning
Hazardous Statement
H302-H315-H319
Precaution Statement
P305 + P351 + P338