Facet-search

HPLC Analysis of Xylene Isomers on Discovery® Zr-Carbon

Xylene

HPLC Analysis of PAHs on SUPELCOSIL™ LC-PAH

Fast LC-MS-MS Analysis of 25-Hydroxyvitamin D2 and 25-Hydroxyvitamin D3

We presents a robust method for analyzing 25-hydroxyvitamin D3 and 25-hydroxyvitamin D2 in serum using a multiplexed LC-MS-MS system.

HPLC Analysis of Fumaric, Oxalic, and Citric Acid on SeQuant ZIC-HILIC

Separation of Fumaric acid; Oxalic acid; Citric acid

HPLC Analysis of Levothyroxine and Liothyronine on Ascentis® Express ES-Cyano

HPLC Analysis of Benzalkonium Chloride in Commercial Disinfecting Wipes on Ascentis^® Express HILIC

Separation of null

Chloroquine Phosphate HPLC Assay and Impurity Profiling Methods Following the USP Monograph

Under applied conditions, system suitability criteria are met, and the Chloroquine Phosphate HPLC Assay and Impurity Profiling Methods demonstrate good resolution/selectivity, reproducibility, and sensitivity.

Polar Compound Retention using Aqueous Normal-Phase (ANP/HILIC) Chromatography

HPLC Analysis of Sugars on SUPELCOSIL™ LC-NH2

A protocol discussing HPLC Analysis of Sugars on SUPELCOSIL™ LC-NH2

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®

LC/MS Analysis of Glyphosate and Metabolites on apHera™ NH2, 2 mm I.D. Column

HPLC Analysis of Furans on Ascentis® Express C18

HPLC Analysis of Barbiturates in Serum on Discovery® C18 after SPE using Discovery® DSC-18Lt

LC/MS/MS Analysis of Drugs in Plasma on Ascentis® Express C18 after Extraction using SPME LC Tips

UHPLC Analysis Cannabinoids Ascentis Express

As the popularity of cannabis-infused products increases, there is a growing need to characterize the type and content of the cannabinoids found in the product. This application demonstrates the ability of the Ascentis Express C18 column to baseline resolve

HPLC Analysis of Ascorbic Acid on Ascentis® RP-Amide

Separation of (L)-Dehydroascorbic acid; L-Ascorbic acid 20 μg/mL

HPLC Analysis of Paraquat and Diquat on SUPELCOSIL™ LC-18 after SPE using ENVI™-8 DSK

LC/MS/MS Analysis of Estradiol (Underivatized) from Patient Serum on Titan™ C18, 5 cm Column

Separation of null

Chiral Method Development Strategies for HPLC

HPLC Analysis of Vitamin D2 and D3 on Ascentis® Express C18

This application demonstrates the suitability of the Ascentis Express C18, 5 μm, for the routine analysis of the fat-soluble vitamins D2 and D3 . Structures along with the optimized chromatogram obtained on the Ascentis Express C18, 5 μm are presented.

HPLC Analysis of Testosterone and 1-Testosterone on Ascentis® Express C18

Separation of null

Syringe Care

Syringes are precision instruments and need care. Learn to correctly inspect, use, unclog, handle, clean and store them to ensure good accuracy, reproducibility, and lifetime.

Rapid, Sensitive, and Quantitative LC/MS/MS Determination of Digitoxin and Digoxin in Plasma

Immunoassay-based methods for digitoxin or digoxin exist, but are time consuming, labor intensive, and not selective due to similarities in their chemical structures.

LC/MS/MS Analysis of Pesticide Residues in Pistachios on the Ascentis® Express RP-Amide Column after QuEChERS Extraction

HPLC Analysis of Salicylic Acid and Acetylsalicylic Acid (Aspirin) on Ascentis® Express OH5

Separation of Salicylic acid, meets analytical specification of Ph. Eur., BP, USP, 99.5-100.5% (calc. to the dried substance); Acetylsalicylic acid, purum, ≥99.0% (HPLC)

HPLC Analysis of EDTA on SeQuant ZIC-HILIC

Separation of EDTA

Analysis of Human Plasma Lipids Using sub-2 μM C18 UHPLC Column with MS Detection

A comprehensive platform for lipidomics studies by LC/MS, applied without any modification in conditions and suitable to both ESI and APCI interfaces.

LC/MS Analysis of Sorbitol and Mannitol on SeQuant® ZIC-HILIC

Separation of Sorbitol; Mannitol

Analysis of Isocyanates Using the ASSET™ EZ4-NCO Dry Sampler

The unique sampler design ensures that both the vapor phase and particulate isocyanates are captured and derivatized during sampling.

LC/MS Analysis of Melamine and Metformin on Ascentis® Express HILIC

Separation of Melamine; 1,1-Dimethylbiguanide hydrochloride