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Melatonin      Melatonin

Item Code:Melatonin Features:
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  • Description
Specification Sheet
Product
Melatonin
Standard
Pharm Grade
Shelf life
2 years
Items
Specifications
 
 
Appearance
White-cream to yellowish powder
Identification
Conforms to standard
Melting point
116-120℃
Assay
99-101%
Purity
≥99%
Related substances
≤1.0%
Residue on ignition
                          ≤0.1%
Heavy metals
≤20ppm
Residual solvents ethanol
≤1000ppm
Loss on drying
≤0.5%

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