Fine Chemicals
Reagents
Dehydrated Media and Bases
Catalogs
Events
Resources
Company Quality Policy
Product Quality
Product PAcking Options
GHS
Hazard Symbols and Statements
About Us
Introduction
Worldwide Partners
Contact Us
Home
Reagents
2-NAPHTHOL AR
2-NAPHTHOL AR
ß-Naphthol; 2-Hydroxynaphthalene
Article No.
514080100
Molecular Formula
C
1
0
H
8
O
H.S. Code
2907.1590
Molecular Weight
144.17
CAS No.
135-19-3
MSDS
EN
ES
FR
IT
PT
TDS
COAs
Physical Properties
Scroll right to view full table
Physical state at 20 °C
Solid
Colour
Off white flakes
Melting point/ Freezing point [°C]
121 - 122 °C
Flash point [°C]
153 °C
Boiling point [°C]
285 - 286 °C
Initial boiling point [°C]
285°C
Final boiling point [°C]
286 °C
Vapour pressure mm/Hg
13 mm Hg at 145.5 °C
Vapour density
4.98
Density [g/cm3]
1.22
Solubility in water [% weight]
Slightly soluble in water
Safety Information and Hazard Symbols
Symbol
GHS07, GHS09
Signal Word
Warning
UN No
3077
IMCO Class No.
9
Hazardous Statement
H400-H302-H332
Precaution Statement
P261-P264-P271-P273- P304+P340-P312-P330-P501
Packing Group
III
Packing
100 GM
Specifications
Assay % Min 99Melting point 121 - 123 °CChloride (Cl) % Max 0.005Heavy metals (as Pb) % Max 0.001Iron (Fe) % Max 0.0011-Naphthol % Max 0.1Naphthalene % Max 0.1Sulfated ash % Max 0.01Water % Max 0.2
Scroll