| Customization: | Available |
|---|---|
| Certification: | ISO, FDA, HACCP, Kosher |
| Assay Method: | HPLC |
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| Items | Specifications | Results |
| Appearance | White crystalline powder | |
| Melting Point | 202ºC~210ºC | 202.1ºC~203.2ºC |
| PH Value | 5.0~7.0 | 6.5 |
| Clarify | Clarify, ≥95% (430nm) | Clarify, 99.5% |
| Infrared absorption spectrum identification | Corresponding to Reference Spectrum | Corresponding to Reference Spectrum |
| Assay | NLT 99.5% Alpha-Arbutin | 99.9% |
| Loss on drying | ≤1% | 0.1% |
| Ash | ≤0.5% | 0.1% |
| Hydroquinone | ≤10ppm | ≤10ppm |
| Heavy metals | ≤10ppm | <10ppm |
| Arsenic (As) | ≤2ppm | <2ppm |
| Total Plate Count | <1,000cfu/g | < 10 cfu/g |
| Total Yeast & Mold | <100cfu/g | < 10 cfu/g |
| E. Coli | To be negative | Negative |
| Pseudomonas Aeruginosa | To be negative | Negative |
| Staphylococcus Aureus | To be negative | Negative |
| Shelf-life | 3years from the production date. | |
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