Application
OmniSolv® LC-MS
Preparation Note
Product filtered through a 0.2 μm filter
Analysis Note
Assay (GC) | 99.9% min |
Color (APHA) | 10APHA max |
Evaporation residue | 1ppm max |
Filtered through 0.2 µm filter | To pass test |
Fluorescence as quinine at 254 nm | 1ppb max |
Fluorescence as quinine at 365 nm | 1ppb max |
Form | Clear liquid |
Gradient at 210 nm | 2mAU max |
Gradient at 254 nm | 0.3mAU max |
Identity (IR-spectrum) | Conforms |
LC-MS purity, ESI(+), as reserpine | 50ppb max |
LC-MS purity, ESI(-), as p-nitrophenol | 50ppb max |
Metals, suitable for LC/MS | To pass test |
Titrable acid | 1µeq/g max |
Titrable base | 0.5µeq/g max |
UV Abs. at 200 nm | 0.1AU max |
UV Abs. at 210 nm | 0.04AU max |
UV Abs. at 220 nm | 0.02AU max |
UV Abs. at 230 nm | 0.01AU max |
UV Abs. at 240 nm | 0.01AU max |
UV Abs. at 250 nm | 0.01AU max |
UV Abs. at 270 nm | 0.01AU max |
UV Abs. at 400-280 nm | 0.005AU max |
UV Cut-off | 190nm max |
Water (H2O) | 0.02% max |
Legal Information
OMNISOLV is a registered trademark of Merck KGaA, Darmstadt, Germany