Product Name: Melatonin Melatonine CAS 73-31-4

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

CAS Number: 8041-44-9

Packing size: 5kg, 25kg/drum

 

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

Conclusion: Conforms with JP14 standard, USP30