Melatonin Melatonine CAS 73-31-4

Product Name: Melatonin Melatonine CAS 73-31-4

Synonyms: Melatonin; 3-N-Acetyl-5-methoxyl tryptamine

CAS Number: 8041-44-9 73-31-4

Packing size: 5kg, 25kg/drum

Conclusion: Conforms with JP14 standard, USP30

Appearance White or pale-white crystalline powder White crystalline powder

Clarity and degree of opalescence of liquids: 1%ethanol and chloroform

Particle size: 100-120mesh 200mesh

Loss on drying: 0.10% MAX 0.05% MAX

Supplanted ash: 0.1% MAX 0.005% MAX

Heavy metal: 20 PPM MAX 7PPM

Melting point: 117-120degree 118.5 degrees

Relationed substances Single impurity: 1.00% max 0.50%max

Single impurity: 0.10% 0.06%

Assay (TLC): 98.00%-102.00% 99.50%

Assay (HPLC): 98.00%-102.00% 99.35%

Storage: store in well-closed container protected from light

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