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Lab Chemicals
Buffer Substances
IMIDAZOLE
IMIDAZOLE Extra Pure
Glyoxaline
Article No.
04160
Grade
Extra Pure
Purity
99%
CAS No.
288-32-4
Molecular Formula
C
3
H
4
N
2
Molecular Weight
68.08
H.S. Code
2933.2990
Shelf Life
60 Months
MSDS
DE
EN
FR
KO
PT
ES
TH
TR
Certificate of Analysis (COAs)
Physical Properties
Physical state at 20 °C
Solid
Colour
White to pale yellow
Odour
Amine like
pH value
9.5 - 11
Melting point/ Freezing point [°C]
88 - 91 °C
Flash point [°C]
> 135 °C
Boiling point [°C]
256 °C
Vapour pressure [20°C]
0.003 hPa at 20 °C
Density [g/cm3]
1.03
Solubility in water [% weight]
Soluble in water
Partition coefficient Log Pow octanol / water at 20°C
0.02
Packings
100 g
(00100)
500 g
(00500)
Specifications
Appearance
White to off white crystals/ crystalline powder/flakes
Assay (ex total N)
Min 99%
pH (5% solution)
9.5 - 11.0
Melting point
88 - 90°C
Iron (Fe)
Max 0.001%
Water (H2O)
Max 0.5%
Sulphated ash
Max 0.1%
Safety Information and Hazard Symbols
Symbol: GHS05, GHS07, GHS08
Signal Word: Danger
UN No.: 3263
IMCO Class No.: 8
Packing Group: II
Hazardous Statement: H302-H314-H360D
Precaution Statement: P201-P280-P305 + P351 + P338-P310
Revision Date :
01-Apr-2021