![]() |
|
|
Product Details:
Payment & Shipping Terms:
|
CAS No: | 73-31-4 | Molecular Formula: | C13H16N2O2 |
---|---|---|---|
Molecular Weight: | 232.28 | EINECS No: | 200-797-7 |
Melting Point: | 116.5-118 ° C | Boiling Point: | 374.44 ° C |
Density: | 1.1099 | Index Of Refraction: | 1.6450 |
Flash: | 9 ℃ | Storage Conditions: | -15°C |
Solubility: | Soluble In Ethanolto At Further 50 Mg/ml. | Appearance: | White Or Almost White Crystalline Powder |
High Light: | raw materials used in cosmetics,makeup raw materials |
melatonin 73-31-4 cosmetic raw materials used to delay aging and improve sleep
Basic parameter:
Product Name |
Melatonin (N-Acetyl-5-Methoxytryptamine) |
Batch No. | 20200101 | |||
CAS No. | 73-31-4 | Formula | C13H16N2O2 | |||
MFG. Date | Jan 10,2020 | Exp Date | Jan 09,2022 | |||
Quantity | 300kgs | Ref. Standard | Enterprise Standard | |||
ITEMS | METHOD | SPECIFICATIONS | RESULTS | |||
Description | Visual Inspection | Off-White to white crystalline powder | Conforms | |||
Identification | IR | Conforms to reference | Conforms | |||
Chromatographic | TLC | No secondary spot and identical Rf to reference | Conforms | |||
Assay |
HPLC Melatonin HPLC Impurities Peak E |
≥99.0% Total≤1.0% Absent |
99.5% Not Detected Absent |
|||
Sulphated Ash | USP | ≤0.1% | 0.04% | |||
Heavy Metals | USP | ≤10ppm | <10ppm | |||
Arsenic | USP | ≤1ppm | <1ppm | |||
Loss on Drying | USP | ≤0.2% | 0.05% | |||
Melting Point | USP | 117~119oC | 117~118 oC | |||
Bulk Density | USP | g/ml | 0.44g/ml | |||
Tap Density | USP | g/ml | 0.62g/ml | |||
Particle Size | USP | 100% through 40 mesh | Conforms | |||
Residual Solvents | ||||||
Ethyl Acetate | USP | Absent | Absent | |||
Acetic Acid | USP | Absent | Absent | |||
Ethanol | USP | ≤50ppm | 200ppm | |||
Microbiological Analysis | ||||||
Total plate counts | USP | ≤1000cfu/g | <1000cfu/g | |||
Yeast and Mold | USP | ≤100cfu/g | <100cfu/g | |||
E.Coli | USP | Negative | Negative | |||
Staphylococcus | USP | Negative | Negative | |||
salmonella | USP | Negative | Negative |
Contact Person: Angela
Tel: 86-15377658509