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Showing 1-30 of 170 results
Aminoglycoside Analysis in Pork Muscle using Molecularly Imprinted Polymer Cleanup and LC/MS/MS Detection
Extraction and quantitative analysis of aminoglycosides in porcine tissue, using molecular imprinted polymer solid phase extraction followed by LC-MS/MS.
HPLC Analysis of GMP, GDP and GTP on SeQuant ZIC-HILIC
HPLC Analysis of GMP, GDP and GTP on SeQuant ZIC-HILIC
HPLC Analysis of Ascorbic Acid on Ascentis® RP-Amide
Separation of (L)-Dehydroascorbic acid; L-Ascorbic acid 20 μg/mL
Analysis of Difficult Polar Compounds using Sigma-Aldrich Ion Pair Reagents and Supelco Ascentis HPLC Columns
Because reversed-phase HPLC is primarily dependent on hydrophobic interactions between the stationary phase and analyte, ion pairing is occasionally necessary to obtain sufficient retention of polar, ionizable compounds.
HPLC Analysis of Biogenic Amines on Ascentis® RP-Amide
HPLC Analysis of Biogenic Amines on Ascentis® RP-Amide
HPLC Analysis of Sugars on SUPELCOGEL™ Ca
HPLC Analysis of Sugars on SUPELCOGEL™ Ca
LC/MS Analysis of Opioid Glucuronide Metabolites in Urine on Ascentis® Express F5 after Solid Phase Extraction (SPE) using Supel™-Select HLB
LC/MS Analysis of Opioid Glucuronide Metabolites in Urine on Ascentis® Express F5 after Solid Phase Extraction (SPE) using Supel™-Select HLB
HPLC Analysis of Phenols on SUPELCOSIL™ LC-8
HPLC Analysis of Phenols on SUPELCOSIL™ LC-8
HPLC Analysis of Toluene, Uracil and Cytosine on Chromolith(R) Performance Diol 100-4.6mm
HPLC Analysis of Toluene, Uracil and Cytosine on Chromolith(R) Performance Diol 100-4.6mm
2-Hydroxyglutarates Analysis by LCMS
Reversed phase application for the analysis of S-2-hydroxyglutaric acids and R-2-hydroxyglutaric acids by chiral LCMS, using a CHIROBIOTIC® R Column.
LC/MS (TOF) Analysis of Illicit Bath Salts in Urine on Ascentis® Express HILIC after Solid Phase Extraction (SPE) using Supel™-Select SCX
Separation of 3,4-Methylenedioxypyrovalerone HCl (MDPV) solution, 1.0 mg/mL in methanol (as free base), ampule of 1 mL, certified reference material; Buphedrone hydrochloride solution, 1.0 mg/mL in methanol (as free base), ampule of 1 mL, certified reference material; 3-Fluoromethcathinone hydrochloride solution
HPLC Analysis of Aswagandha Extract on Discovery® C18
Separation of Withanoside IV; Withanoside V; Withaferin A; 12-Deoxywithastramonolide; Withanolide A; Withanolide B
Fast and Accurate LC-MS Analysis of Vitamin D Metabolites Using Ascentis® Express F5 HPLC Columns
Fast and Accurate LC-MS Analysis of Vitamin D Metabolites, Using Ascentis® Express F5 HPLC Columns from Supelco®
Lopinavir European Pharmacopeia HPLC Assay Method
This paper illustrates the setting up of a Lopinavir assay following European pharmacopoeia guidelines (10.2), and using a shorter column packed with smaller particles. The described assay saves valuable time and improves separation efficiency, which typically translates to better method
HPLC Analysis of Fat Soluble Vitamins on Ascentis® Express RP-Amide, Acetonitrile Mobile Phase
Separation of Retinyl acetate, analytical standard; Vitamin E acetate, analytical standard; Phylloquinone (K1), analytical standard; Ergocalciferol (D2), analytical standard; Cholecalciferol (D3), analytical standard; (±)-α-Tocopherol, analytical standard; δ-Tocopherol, analytical standard; Retinol palmitate, analytical standard
HPLC Analysis of Vitamins, Fat Soluble (A and E), on SUPELCOSIL™ LC-18
Separation of δ-Tocopherol, analytical standard; Retinyl acetate; (+)-γ-Tocopherol; α-Tocopherol, ≥95.5%; Retinol; Vitamin A (acetate), meets USP testing specifications
LC/MS/MS Analysis of Steroid Hormones in Plasma
The conversion of clinical methods to LC/MS/MS offers advantages; however, is accompanied by a few limitations, notably interference effects from the endogenous sample matrix.
UHPLC/MS Analysis of Cannabinoids Extracted from Raw Cannabis Sativa (Marijuana) on Ascentis® Express RP-Amide
THC solution, 1.0 mg/mL in methanol, ampule of 1 mL, certified reference material; Cannabidiolic acid solution, 1.0 mg/mL in acetonitrile, ampule of 1 mL, certified reference material; Cannabichromene solution, 1.0 mg/mL in methanol, ampule of 1 mL, certified reference material;
Determination of Bisphenol A in Drinking Water
A comprehensive sample preparation and analytical procedure was developed by Supelco for determining BPA in drinking water.
Better Tools for Fast and Convenient Patulin Analysis
Better Tools for Fast and Convenient Patulin Analysis
Mass Spectral Column Bleed in Nitrogen-Containing Polar-Embedded HPLC Stationary Phases
Mass Spectral Column Bleed in Nitrogen-Containing Polar-Embedded HPLC Stationary Phases
HPLC Analysis of Flavonoids on Ascentis® RP-Amide
Coumaric acid; Quercitrin; Myricetin; Quercetin
Polar Compound Retention using Aqueous Normal-Phase (ANP/HILIC) Chromatography
Polar Compound Retention using Aqueous Normal-Phase (ANP/HILIC) Chromatography
AOAC Method 2011.11: UHPLC/MS/MS Analysis of Vitamin D2 and Vitamin D3 on Titan™ C18
Separation of Ergocalciferol (D2), analytical standard; Cholecalciferol (D3), analytical standard
HPLC Analysis of Catechols and Resorcinols on Ascentis® RP-Amide
Separation of Resorcinol 50 mg/mL; Pyrocatechol; 2-Methylresorcinol; 4-Methylcatechol; 2,5-Dimethylresorcinol 50 mg/mL; 3-Methylcatechol 50 mg/mL; 4-Nitrocatechol 50 mg/mL
HPLC Analysis of Isocyanates on Titan™ C18
HPLC Analysis of Isocyanates on Titan™ C18
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