Complaint
| Product Name | R+ Alpha Lipoic Acid | ||
| Batch Number | RALA.2011011 | Quantity | 500kgs |
| Quality Standard | USP/FCC | Packing | 25 kg/package |
| Manufacture Date | NOV.01,2020 | Expiry Date | OCT.31,2022 |
| Item | Standard | Test Result | Method |
| Description | A pale yellow crystal with a characteristic odor, tasteless | Conforms | Organoleptic |
| Identification | Meets the requirements | Conforms | HPLC |
| Melting Point | 48~51ºC | 48.4~0.7ºC | USP |
| Specific optical Rotation(C=1,Ethanol) | +110°~ +120° | +119.0° | USP |
| Loss on drying | 0.50% max | 0.1% | USP |
| Residue on Ignition | 0.10% max | 0.02% | USP |
| Cyclohexane | 0.388% max | 0.050% | GC |
| Heavy Metals | 10ppm max | <10ppm | USP |
| Lead | 2ppm max | <1ppm | USP |
| Cadmium | 1ppm max | <1ppm | USP |
| Mercury | 0.1ppm max | <0.1ppm | USP |
| Total plate counts | 1000 per/g max | <10 per/g | USP |
| Moulds and Yeasts | 100 per/g max | <10 per/g | USP |
| Escherichia coli | Negative | Negative | USP |
| Salmonella | Negative | Negative | USP |
| Particle Size | 100% through 40 mesh | Conforms | USP |
| Loose Bulk Density | 0.25~0.35g/ml | 0.33g/ml | USP |
| Assay | 99%min | 99.0% | HPLC |
| Conclusion | This batch of product complies to the standard USP. | ||
