水

Water of OmniSolv^® grade is commonly used as a solvent for liquid chromatography-mass spectrometry (LC-MS-MS) analysis and as a rinsing solvent to wash columns. [1]

Water OmniSolv^® grade is used as a mobile phase solvent for preparing samples to analyze 4-hydroxynonenal-glutathione by LC-MS/MS. [2]

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Product filtered through a 0.2 μm filter

Expiration date: Exp 12 months from mfg date
Evaporation residue: 1ppm max
Filtered through 0.2 m filter: To pass test
Fluorescence as quinine at 254 nm: 1ppb max
Fluorescence as quinine at 365 nm: 1ppb max
Gradient at 210 nm: 2mAU max
Gradient at 254 nm: 0.5mAU max
LC/MS Purity (p-nitrophenol): 50ppb max
LC/MS Purity (reserpine): 50ppb max
Metals, suitable for LC/MS: Passes test
UV Abs. at 200 nm: 0.01AU max
UV Abs. at 210 nm: 0.01AU max
UV Abs. at 220 nm: 0.01AU max
UV Abs. at 230 nm: 0.01AU max
UV Abs. at 240 nm: 0.01AU max
UV Abs. at 250 nm: 0.005AU max
UV Abs. at 270 nm: 0.005AU max
UV Abs. at 400-280 nm: 0.005AU max
UV Cut-off: 190nm max

OMNISOLV is a registered trademark of Merck KGaA, Darmstadt, Germany