1-Naphthol AR 100Gram CDH

PRODUCT CODE 592665
SYNONYMS α-naphthol
C.I. NO. --
CASR NO. (90-15-3)
ATOMIC OR MOLECULAR FORMULA C10H7OH
ATOMIC OR MOLECULAR WEIGHT 144.17
PROPERTIES light sensitive, Sublimable, volatile with steam.

PARAMETER LIMIT
Description White to pink to brownish flakes, with a characteristic odour.
Solubility 10%solution in ethanol is clear.
Minimum Assay (By GC) 99.0%
Melting Point 95.0 - 97.0°C

MAXIMUM LIMIT OF IMPURITIES
Insoluble matter 0.01%
Chloride (Cl) 0.005%
Iron (Fe) 0.001%
Heavy metals (as Pb) 0.001%
Naphthalene (By GC) 0.2%
2-Naphthol (By GC) 0.2%
Sulphated ash 0.02%
Water (By KF) 0.2%