Product name | Deoxy Arbutin | Country of Origin | China | ||
Cas No. | 53936-56-4 | Odor | Characteristic | ||
Standard | USP/BP/EP | ||||
Function | Main functions are as follows: 1. Whitening effect is 350 times than usual arbutin. |
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Applications | Main applications are as follows: Applied in advance cosmetics fields. |
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Packing | 1kg /bag, 25kg/drum | ||||
Shelf Life | 24 months | ||||
Storage | Store in sealed containers at cool & dry place. Protect from light, moisture and pest infestation. | ||||
Characteristics | White crystalline powder | Conforms | |||
Assay (HPLC) | 99.5% | 99.56% | |||
Melting point(℃) | 83-86℃ | 84-86℃ | |||
Loss on drying(%) | ≤0.5% | 0.25% | |||
Ash(%) | ≤0.5% | 0.08% | |||
Clarity of water solution | Transparency, colorless,none suspended matters | Conforms | |||
PH value of 1% aqueous solution | 5.0---7.0 | 5.49 | |||
Heavy Metal | 10ppm maximum | Conforms | |||
Lead | 2ppm maximum | Conforms | |||
Arsenic | 2ppm maximum | Conforms | |||
Mercury | 1ppm maximum | Conforms | |||
Microbiological Items | |||||
Total Plare Count | 1000cfu/g | Conforms | |||
Yeast & Mold | 100cfu/g | Conforms | |||
E.coli | Negative | Conforms | |||
Salmonella | Negative | Conforms |