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Technical Information Posters Papers
Oxolinic acid (fluoroquinolone)
LC-MS: Ivermectin (antiparasitic drug)
Tipepidine hibenzate (Antitussive, Expectorant)
Propiverine (Anticholinergic, Ca-antagonist, Antimuscarinic)
Rizatriptan benzoate (treatment of migraine headaches)
LC-MS: Omega-3 fatty acid ethyl esters
Tadalafil (phosphodiesterase type 5 inhibitor, PDE5I)
LC-MS: Valinomycin (depsipeptide, antimicrobial)
LC-MS: Thyroid hormone
LC-MS: Orexin A and B
LC-MS: Fungicides for citrus fruits
Cadenza CW-C18, Unison UK-C18, and Unison UK-C8 are all able to resolve the very polar and charged Acetyl CoA and CoA, differing only in an acetyl group.
Under neutral pH conditions, columns in the Unison and Cadenza series have similar retention and resolution properties.
Under acidic pH conditions, columns in the Unison and Cadenza series have similar retention and resolution properties.
LC-MS/MS Application for non-opioid drugs in human plasma
Cold medicine compounds
Oseltamivir phosphate (Anti-flu medicine)
Paroxetine HCl (Antidepressant)
Rilmazafone HCl (Benzodiazepine hypnotic)
Zopiclone (Nonbenzodiazepine hypnotic)
Codeine phosphate (Narcotic antitussive)
Pranoprofen (Nonsteroid anti-inflammatory drug:NSAID)
Naftopidil (alpha1-receptor blocker)
Menatetrenone (Vitamin K)
Betamethasone (Antihistamine:Adrenal corticosteroid)
Isothiocyanates of Brassicaceae (Cruciferae)
Isothiocyanates of Brassicaceae (Cruciferae)
Malachite Green and Metabolite
LC-MS/MS Application - Steroid Hormones and Metabolites
Many Cadenza and Unison columns achieve excellent resolution with beta-Estradiol 3,17-disulfate and 17beta-estradiol despite their similar structures.
Minoxidil and metabolite
Comparison of several reverse phase columns in the high-speed separation of fat-soluble vitamins.
Four synthetic antibacterial veterinary medications were separated using various columns. Using gradient elution and TFA modifier, the best separation was achieved using a phenyl and C8 phase.
Analysis of the annular peptide antibiotic bacitracin using various reverse phase columns. Each column produces excellent peaks using gradient elution and TFA modifier.
Analysis of the annular peptide antibiotic colistin, which targets the plasma membrane of gram negative bacteria, using various reverse phase columns. All columns achieve excellent separation of colistin isotomers using gradient elution and TFA modifier.
Analysis of the macrolide antibiotic spiramycin using various reverse phase columns. Each column produces a sharp peak with TFA mobile phase.
Analysis of the macrolide antibiotic erythromycin using various reverse phase columns. Each column produces a sharp peak at neutral pH.
Analysis of lasalocid, a common antibiotic additive to animal feed, in acid. Each column produces an excellent peak.
Analysis of the antibiotic oxytetracycline, which impedes protein synthesis, using various reverse phase columns. Excellent peaks are produced by all columns in acidic conditions.
Analysis of penicillin, which impedes synthesis of the bacterial cell wall, using various reverse phase columns. Under acidic conditions all columns produce excellent peaks.
Analysis of the synthetic veterinary antibiotic thiamphenicol, which impedes protein synthesis, under neutral pH. The C18, C8 and Phenyl columns all produce excellent peaks.
Analysis of the anthelminthic veterinary drug levamisol. Our reverse phase column with superior end-capping produces excellent peaks under neutral conditions.
Analysis of the veterinary antimicrobrial oxolinic acid produces excellent peaks with various reverse phase columns.
Analysis of nifurstyreneate monosodium salt, a veterinary antimicrobial nitrofuran used on fish, using various reverse phase columns.
25fg of the calcium antagonist diltiazem HCl can be quantitated by utilizing our 3um C8 column and a sensitive LC-MS/MS detector.
The effect of electrostatic interaction on retention. Hydrophobic interaction, which depends on hydrogen bonding capacity and dipole-dipole interaction, affects the retention time of analysis on different columns.
Analysis of coenzyme Q10, a dietary supplement used for its antioxidant action, with various columns.
Separation of short chain cable fatty acids without modifying the functional group.
Analysis of highly polar vitamins under normal and reverse phase modes.
Analysis of vitamin in tablet form.
Analysis of vitamin B6 with neutral mobile phase in reverse phase mode.
Analysis of vitamin B1 with neutral mobile phase in reverse phase mode.
Separation of isomers of the polymerization inhibitor methoxyphenol.
Separation of isomers of the polymerization inhibitor hydroquinine.
Analysis of Isoflavones 4 in ammonium acetate.
Analysis of isoflavones 4 in ammonium acetate. (Should be 2 according to TI)
Analysis of methyl valeric acid and other caproic acid isomers, comparing separation by column.
Analysis of PQQ, which has recently been identified as a possible vitamin in mammals.
High-speed separations with Unison UK-C8 150mm column compared with a 5um 250mm column popular on the market.
Demonstrates the batch-to-batch reproducibility of UK-C8 with 3um octyl packing material in three trials.
Demonstrates the pH durability Unison stationary phase series (UK-C18, UK-C8, UK-Phenyl)
Comparative separation of organic acids with various stationary phases of the Unison series.
Comparative retention of the highly polar compound acrylamide in the Unison series using 100% aqueous mobile phase.
Our C8 column can offer more balanced high speed separation or different selectivity than can an ODS column.
3um UK-C8 delivers a sharp peak in high-speed mobile phase analysis at neutral pH
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