|Related Categories||Analytical Reagents, Analytical/Chromatography, Chromatography Reagents & Solvents, LC-MS Blends, LC-MS Solvents & Reagents (CHROMASOLV) More...|
|shelf life||(limited shelf life, expiry date on the label)|
|contains||0.009-0.011 % (w/w) trifluoroacetic acid as additive|
|0.093-0.107 % (w/w) formic acid as additive|
|transmittance||210 nm, ≥5%|
|230 nm, ≥45%|
|254 nm, ≥97%|
|cation traces||Ca: ≤0.5 mg/kg|
|K: ≤0.5 mg/kg|
|Mg: ≤0.5 mg/kg|
|Na: ≤2 mg/kg|
CHROMASOLV is a registered trademark of Sigma-Aldrich Laborchemikalien GmbH
Mobile phases for HPLC of proteins and peptides usually contain trifluoroacetic acid (TFA) to control the pH and improve peak shape and resolution. TFA enhances retention by ion pairing with the pept...
LC-MS Mobile Phase Additives – Tips & Tricks
Keywords: High performance liquid chromatography, Liquid chromatography mass spectrometry, Mass spectrometry, Phase transitions, Separation, Solvents
Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.
Need larger quantities for your development, manufacturing or research applications?