China H&Z® Melatonin Price List Factory
Melatonin Price List CAS:73-31-4
Melatonin Price Liste Chemical Properties
MF:C13H16N2O2
MW:232.28
Melting point:116.5-118°C(lit.)
Boiling point:374.44°C (rough estimate)
Density:1.1099 (rough estimate)
solubility :Soluble in ethanol to at least 50mg/ml
Melatonin Price ListeSpecification:
|
Items |
Standards |
Result |
|
|
Identification |
IR |
Conform |
|
|
UV |
Conform |
||
|
HPLC |
Conform |
||
|
Chloride and sulfate |
≤0.02% |
＜0.02% |
|
|
Loss on drying |
≤1.0% |
0.06% |
|
|
Residue on Ignition |
≤0.1% |
0.04% |
|
|
Heavy metal |
Pb |
≤1ppm |
＜1ppm |
|
As |
≤1.5ppm |
＜1.5ppm |
|
|
Hg |
≤1.5ppm |
＜1.5ppm |
|
|
Cd |
≤0.5ppm |
＜0.5ppm |
|
|
Impurity |
Individual impurity |
≤0.1% |
0.041% |
|
Total impurity |
≤1.0% |
0.17% |
|
|
Assay(On the dried basis) |
98.5%-101.5% |
99.5% |
|
|
Solubility |
Slightly soluble in water,soluble in acetone,ethyl acetate,and methanol. |
Conform |
|
|
Appearance |
White to off-white crystal powder. |
White crystal powder. |
|
|
Conclusion |
Conforms withUSP42. |
||
Melatonin Price Liste Function:
1. Helps regulate other hormones and maintain the body's circadian rhythm.
2. Melatonin Price List also helps control the timing
3. Melatonin Price List helps determine
4. Melatonin Price List has strong antioxidant effects.
5. Release of female reproductive hormones.
