| Description | Clear colorless liquid |
|
| free of suspended matter | Passes Test |
| Acetaldehyde |
|
| ≤0.001% |
| Acetone |
|
| ≤0.001% |
| Assay (by GC-FID) |
| ≥99.9% |
| Color |
|
| ≤10 APHA |
| Formaldehyde |
|
| ≤0.001% |
| Fluorescence at emission maximum for Impurities at |
| (as Quinine sulfate) | ≤1 ppb |
| LC gradient elution suitability at |
|
|
| 254 nm |
| Passes Test |
| Residue after evaporation |
| ≤2 ppm |
| Solubility in water |
| Passes Test |
| Substances darkened by Sulfuric acid | Passes Test |
| Substances reducing Permanganate | Passes Test |
| Titrable acid |
|
| ≤0.0003 meq/g |
| Titrable base |
|
| ≤0.0002 meq/g |
| Water (by KF coulometry) |
| ≤0.05% |
| Optical absorbance at |
|
|
| 205 nm |
| ≤1.00 AU |
| 220 nm |
| ≤0.25 AU |
| 230 nm |
| ≤0.15 AU |
| 240 nm |
| ≤0.05 AU |
| 254 nm |
| ≤0.01 AU |
| 280 nm |
| ≤0.005 AU |
| 400 nm |
| ≤0.005 AU |
皖公网安备 34082602209610