Memory Sleep White Powder Bulk Melatonin with USP40

Product name : Melatonin

Standard: USP40

Expiry date: 3 Years

Item

Standard

Characteristics

a white to off-white crystalline powder, slightly soluble in water, soluble in acetone, ethyl acetate and methanol

Identification

IR

UV

HPLC

Particle size

100% pass than 200μm(80mesh)

Chloride and sulfate

0.02%MAX

Loss on drying

1.0% MAX

Residue on ignition

0.1%MAX

Heavy metals

Pb

1ppmMAX

As

1.5 ppmMAX

Hg

1.5 ppmMAX

Cd

0.5 ppmMAX

Impurities

Individual impurity

0.1%MAX

Total impurity

1.0%MAX

Assay (on the dried basis )

98.5-101.5%MIN

Conclusion

Comply with the requirements of USP40