Product name: gardenia yellow   
Plant origin: fruit of Fructus Gardeniae
Plant origin: Yueyang in Hunan, Tanghe in Henan
Effective constituent: crocin and crocetion, and geniposide,flavone, chlorogenic acid
Product specification: 90-99%
Appearance: orange yellow crystal powder
Smell character: light foul smell
CAS No.:1934-20-9
Molecular weight: 350.32
Molecular formula: C₁₆H₁₁N₂NAO₄S
Structural formula:  

Function and uses: for cloring of flour product, cakes, candies, beverage and wines; for dyeing of silk and cotton fabric; for coloring of cosmetics and medicines; material of medicine and feed
Recommended dosage: Reference dosage0.03%——0.10%
Solubility: Easily soluble in water; soluble in ethyl alcohol and propylene glycol; insoluble in grease; hardly soluble in non-polar solvent, such as, benzene and gasoline
Scope of application:
In food industry: milk food, meat product, baked food, cooked wheaten food, flavouring foods;
In medical industry: health care products, stuffing bulking agent, material of medicine;
Industrial manufacturing: petroleum, agricultural, storage battery, precision casting;
In tobacco industry: as perfuming agent and anti-freezing agent of scrap to replace glycerinum;
In cosmetics: facial cleanser, cosmetic cream, astringent, liquid shampoo, facial mask;
In feed industry: cans of pet, animal feed, aquatic feed, vitamin feed and veterinary drug;

Above information has not been approved by State Food and Drug Administration yet. From published document and for reference only