Joylife Nutripharma Inc
Business Type:Trader
Country/Region:China
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Joylife Nutripharma Inc
We are professional supplier of DHA algal oil,Fish oil,Conjugated linoleic acid,Evening primrose oil,Borage oil.
Joylife Nutripharma Inc
We are professional supplier of DHA algal oil,Fish oil,Conjugated linoleic acid,Evening primrose oil,Borage oil.
Business Type:Trader
Country/Region:China
Ddu Verified
HOT Rank
Melatonin,Chemical formula：C13H16N2O2，also called melatonin hormone or pineal hormone, or n-acetyl-5-methoxytryptaminis.
It is a substance secreted by the pineal gland in the brain. It's widely found in prokaryotes, single-celled organisms, fungi, plants, invertebrates, and vertebrates.
| PRODUCT NAME | Melatonin | |
| CHARACTERISTICS | A white or off-white crystalline powder. Soluble in alcohol,Slightly soluble in water. | |
| IDENTIFICATION | IR | The infrared light absorptionpattern of this product should be consistent with that of the reference product. |
| UV | The absorbance is detected a 277nm wavelength, and the absorbance difference must not exceed 3.0%. | |
| HPLC | The main peak retention time of standard solution and sample solution should be consistent. | |
| LOSS ON DRYING | 1.0% max | |
| MELTING POINT | 116.0-120.0°C | |
| RESIDUE ON IGITION | 0.1 max | |
| CHLORIDE | ≤0.02% | |
| RELATED COMPOUNDS | INDIVIDUAL IMPURITIES≤0. 1% TOTAL IMPURITIES≤1. 0% | |
| ASSAY | 98.5~101.5% | |
| STANDARD | USP2025 | |
| STORAGE | Store in a well-closed container protected from light. | |