melatonin Seller, Supplier, Exporter, Manufacturer, Factory

melatonin
Nanjing Lewis Import & Export Trading Co., Ltd.
[ view Nanjing Lewis Import & Export Trading Co., Ltd. company information and other listings ]
Appearance: White-cream to yellowish powder

Identity (UV) : Conforms to standard

Melting point: 116-120°

Assay (HPLC) : 100±1%

Purity (HPLC) : 99.0% min

Related Substances : 1.0% max

Residue on ignition : 0.1% max

Heavy metals: 20 ppm max

Loss on drying: 0.5% max

Residual solvents ethanol : 1000ppm max

Microbiological tests

Bacteria : 3000/g max

Combined molds and yeasts : 300/g max

E. coli: Negative

Salmonella : Negative

Category :	Other Chemicals
Related Searches :	melatonin
Country Of Origin :	China
Listing Type :	Sell
Condition :	new
Terms Of Sale :	negotiable
Terms Of Payment :	negotiable
Contact :	Wendy Huan
Address :	299 KaiYuan Road Jiangning district Nanjing, Jiangsu, 211100 China
Telephone :	[86] (25) 13701459576
Fax :	[86] (25) 57928798

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