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Melatonin Melatonine CAS 73-31-4 Hangzhou onicon chemical co limited has been dedicated in producing APIs,cosmetic & food ingredients since 1992. We can offer you Melatonin Melatonine CAS 73-31-4 Synonyms: Melatonin; 3-N-Acetyl-5-methoxyl tryptamine Appearance: White or pale-white crystalline powder Molecular formula and weight: C13H16N2O2, 232.28 Assay: 99% min Conclusion: Conforms with JP14, USP30 Packing size: 5kg, 25kg/drum Usage: 1.it helps people get a more restful night's sleep and be of benefit to women experiencing menopause related insomnia. 2. helps night shift workers, the blind, and people with jet lag adjust their sleep cycles. 3. Melatonin may inhibit the growth of breast cancer cells. If you have any interest of it, pls visit our web 3w dot pharma-chemical dot com or contact me directly by email of cjw9999 (at) 163 dot com.