Complaint
| Testing item | Testing standard | |
| Specification | USP35-NF30 | BP2013 |
| appearance | white or light yellow fine powder | white or light yellow fine powder |
| identification | meet the specification | meet the specification |
| solubility | / | meet the specification |
| PH value | / | meet the specification |
| chloride, % | / | ≤0.2 |
| sulfate, % | / | ≤0.3 |
| acid value | 196-211 | / |
| sodium content, % | / | 7.4-8.5 |
| iodine value, % | ≤4.0 | / |
| acid value% | 0.28-1.2 | / |
| loss on drying, % | ≤5.0 | ≤5.0 |
| insoluble in alcohol | meet the specification | / |
| nickel, ppm | / | ≤5 |
| stearic acid content % | ≥40.0 | ≥40.0 |
| stearic acid&palmitic acid content % | ≥90.0 | ≥90.0 |
| bacteria, cfu/g | / | ≤1000 |
| mould, cfu/g | / | ≤100 |
| pathogenic bacterium | / | not detectable |
