Melatonin, also known as N-acetyl-5-methoxy tryptamine, is a hormone that is produced by the pineal gland in animals and regulates sleep and wakefulness. Melatonin is also produced in plants where it functions as a first line of defense against oxidative stress.
| TEST ITEM | Specification | TEST RESULT |
| Identification | positive reaction | comply |
| Loss on drying | MAX 0.5% | 0.18% |
| Residue on ignition | MAX 0.1% | 0.07% |
| Heavy metal | MAX10ppm | comply |
| Melting point | 117-120°C | 118-119°C |
| Clarity and degree of opalescence of liquids |
1%ethanol and chloroform
Solution
| comply |
| Particle size | 80-120mesh | comply |
| related substances | Max0.1% | comply |
| residual solvents: ethanol | Max 1000ppm | comply |
| total viable count | Max3000cfu/g | comply |
| yeast and moulds | Max300cfg/g | comply |
| e. coli | Absence/g | comply |
| salmonella | Absence/25g | comply |
| HPLC | ≥99.5% | 99.55% |
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Notice: This product is only suitable for laboratory use, or the use of animals. It can not be used directly on the human body
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