Complaint
| ANALYTICAL ITEMS | SPECIFICATION |
| Appearance | White crystals or crystalline powder |
| Identification | IR |
| Appearance of solution | Clear and colorless |
| Specific rotation | -29.0°~ -32.0° |
| pH | 5.5~9.5 |
| Loss on drying | ≤0.5% |
| Residue on ignition | ≤0.1% |
| D-Carnitine | ≤0.2% |
| Assay | 97.0%~103.0% |
| Heavy Metals | ≤10PPm |
| Lead | ≤3PPm |
| Arsenic | ≤1PPm |
| Cadmium | ≤1PPm |
| Chloride | ≤0.4PPm |
| Potassium | ≤0.2PPm |
| Sodium | ≤0.1PPm |
| Mercury | ≤0.1PPm |
| Cyanide | Absent |
| Total plate count | <1000Cfu/g |
| Yeast & mould | <100Cfu/g |
| E.coli | Negative |
| Salmonella | Negative |
| Residual Solvent | |
| Residue ethanol | ≤5000PPm |
