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| Assay (CH3OH) (by GC, corrected for water) |
min. 99.8 % |
| Ultraviolet Absorbance (1.00-cm cell vs. water): | |
| 400-254 nm | max. 0.01 |
| 225 nm | max. 0.15 |
| UV Cut-off, nm | max. 205 |
| Gradient Elution Test (a.u.): | |
| 254 nm | max. 0.002 |
| Fluorescence Trace Impurities, in ppb, measured as Quinine Base: | |
| at 450 nm Emission | max. 0.3 |
| at Emission Maximum for Impurities | max. 1.0 |
| Acetone | max. 0.001 % |
| Residue after Evaporation | max. 1 ppm |
| Titrable Acid (µeq/g) | max. 0.3 |
| Titrable Base (µeq/g) | max. 0.1 |
| Water (by KF, coulometric) | max. 0.05 % |
| For Laboratory, Research or Manufacturing Use | |