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Lab Chemicals
Amines & Amine Salts
1-NAPHTHYLAMINE
1-NAPHTHYLAMINE AR
Reagent for gold
a-Naphthylamine, 1-Aminonaphthalene
Article No.
04796
Grade
AR
Purity
99%
CAS No.
134-32-7
Molecular Formula
C
1
0
H
9
N
Molecular Weight
143.19
H.S. Code
2921.4511
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
Reddish Crystalline
Odour
Ammonia odor
pH value
7.1 at 1 g/l at 20 °C
Melting point/ Freezing point [°C]
47 - 50 °C
Flash point [°C]
157 °C
Boiling point [°C]
301 °C
Vapour pressure [20°C]
0.004 hPa at 20 °C
Density [g/cm3]
1.114
Solubility in water [% weight]
Very slightly soluble in cold water
Partition coefficient Log Pow octanol / water at 20°C
2.1
Packings
100 g
(00100)
500 g
(00500)
Specifications
Appearance
Tan to purple coloured crystalline powder
Purity (by GC)
Min. 99.0%
Substance insoluble in acetic acid
Max 0.02%
Melting point
48 - 50°C
Heavy metal (as Pb)
Max. 0.001%
2-Naphthylamine
Max. 0.1%
Water (H2O)
Max. 0.2%
Safety Information and Hazard Symbols
Symbol: GHS07, GHS08, GHS09
Signal Word: Danger
UN No.: 2077
IMCO Class No.: 6.1
Packing Group: III
Hazardous Statement: H302-H350-H411
Precaution Statement: P201-P273-P308 + P313
Revision Date :
30-Dec-2021