Vanillin and ethyl vanillin

Description

Product Identification.:
Product name:      Vanillin
Synonyms:          *-Hydroxy**-methoxybenzaldehyde
Molecular Formula: C8H8O3
Molecular Weight:  **2.*4
CASE NO:           *******5
EINECS：           ********2

Product name:      Ethyl vanillin
Synonyms:          *-Ethoxy**-hydroxybenzaldehyde; Bourbonal; Ethyl protal; Ethyl protocatechualdehyde *-ethyl ether
Molecular Formula: C9H*0O3
Molecular Weight:  **6.*7
CASE NO:           *******4
EINECS：           ********7

Quality standard.: (see below)
The quality conforms to BP, USP, FCC Standard.

Item                           Index
Appearance                     White to slightly yellow crystals, Usually needlelike
Assay:                         ≥*9.0%
Loss on drying:                0.5% max
Odour                          Characteristic of Vanilla
Solubility                     Freely soluble in alcohol and methanol and water
Melting Range                  ****3℃
Heavy Metals (as Pb)           *0ppm max.
Arsenic                        3 ppm max.
Residue on ignition            **0 ppm max