Description
Technical Parameters
Product Brief Introduction
Product name: Melatonin
CAS: 73-14-4
MF: C13H16N2O2
MW: 232.28
Product Specification
|
Item |
Specification |
|
Appearance |
Off white to white crystalline powder |
|
Odor |
Odorless |
|
Identification |
HPLC:The retention time of the major peak of the sample solution corresponds to that of the standard solution, as obtained in the assay. |
|
Loss on Drying |
≤ 1.0% |
|
Residue on Ignition |
≤ 0.2% |
|
Particle Size |
≥ 95% through 80mesh |
|
Related Substances |
Single impurity ≤ 0.1% |
|
Total impurities ≤ 1.0% |
|
|
Heavy Metals |
≤ 10ppm |
|
Lead |
≤ 3ppm |
|
Arsenic |
≤ 2ppm |
|
Cadmium |
≤ 1ppm |
|
Mercury |
≤ 1.5ppm |
|
Residual Solvents (GC) |
Ethanol ≤ 5000ppm |
|
Total Plate Count |
≤ 1000cfu/g |
|
Yeasts&Molds |
≤ 100cfu/g |
|
E.Coli |
Negative/1g |
|
Salmonella |
Negative/25g |
|
Assay (HPLC) |
98.5%-101.5% |
