D calcium d pantothenate

Light yellow powder, slightly bitter taste.Soluble in water and glycerol,not soluble in alcohol and chloroform.

Vanillin

Appearance:white or oyster white needle-like crystal, exist in sugar beets, vanilla

Biotin

A colorless to nearly colorless crystaline powder

Vitamin B12

Deep red crystal or crystaline powder

cinnamic aldehyde

primrose yellow liquid, unique scent

Cinnamic acid

white tiny crystal

Ethyl cinnamate

tranparent liquid

Vitamin A acid

Dark brown capsule, orange oily suspending liquid inside

L-lactic acid

Appearance: clear viscous liquid, slight acid

Sodium benzoate

Appearance: white crystal or granule, or colorless powder