Factor price ethyl vanillin in 2015/cas 121-32-4 CAS NO.121-32-4

test item

specification

characteristics

white to slightly yellow crystals,usually needlelike

odour

characteristic of vanilla,stronger than vanillin

solubility

lg of ethyl vanillin should be soluble in 3 ml 95% ethanol,and the obtained solution should be clear.

melting range°c

76.0-78.0°c

content

99.00% min

loss on drying

0.5% max

content of as

0.0003% max

heavy metal (as pb)

0.001% max

residue on ignition

0.05% max