o-TOLIDINE
o-TOLIDINE AR
Reagent for the halogens and gold.
Short Name: o-TOLIDINE
Synonym: 3,3'-Dimethylbenzidine; 4,4'-Bianisidine
Basic Details
Article No.
LG4588
Grade
AR
Purity
98%
CAS No.
119-93-7
HS Code
2921.4330
Shelf Life
36 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
White to light brown
Odour
Amine like
Melting point/ Freezing point [°C]
128 - 131 °C
Auto-ignition temperature [°C]
480°C
Flash point [°C]
100 °C
Boiling point [°C]
200 °C
Vapour pressure [20°C]
0.2 mbar @ 20°C
Vapour density
3.7
Density [g/cm3]
1.004
Solubility in water [% weight]
Slightly soluble in water
Partition coefficient Log Pow octanol /water at 20°C
2.34
Explosion limits -upper [%]
7.50%
Explosion limits -lower [%]
1.50%
Chemical Specifications
Appearance
White to light brown crystalline powder
Assay
Min 98%
Melting point
129 - 131°C
Sulphated ash
Max 0.1%
Safety Information & Hazard Symbols
Symbol
GHS07, GHS08, GHS09
Signal Word
Danger
UN No.
3077
IMCO Class No.
9
Packing Group
III
Hazardous Statement
H302-H350-H411
Precaution Statement
P201-P273-P308 + P313