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Polar Compound Retention using Aqueous Normal-Phase (ANP/HILIC) Chromatography
Polar Compound Retention using Aqueous Normal-Phase (ANP/HILIC) Chromatography
HPLC Analysis of Aspirin and Salicylic Acid on Ascentis® Express RP-Amide
Separation of Acetylsalicylic acid, analytical standard; Salicylic acid, BioXtra, ≥99.0%
Determination of Bisphenol A in Drinking Water
A comprehensive sample preparation and analytical procedure was developed by Supelco for determining BPA in drinking water.
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
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®
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.
HPLC Analysis of Dehydroascorbic Acid and Ascorbic Acid (Vitamin C) on SeQuant ZIC-HILIC
HPLC Analysis of Dehydroascorbic Acid and Ascorbic Acid (Vitamin C) on SeQuant ZIC-HILIC
LC/MS Analysis of Glyphosate and Metabolites on apHera™ NH2, 2 mm I.D. Column
LC/MS Analysis of Glyphosate and Metabolites on apHera™ NH2, 2 mm I.D. Column
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)
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.
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
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
Mass Spectral Column Bleed in Nitrogen-Containing Polar-Embedded HPLC Stationary Phases
Mass Spectral Column Bleed in Nitrogen-Containing Polar-Embedded HPLC Stationary Phases
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
Chiral LC-MS/MS of D- and L-2-Hydroxyglutaric Acid Biomarkers
We describe here a rapid and sensitive method to separate and measure D-2-OHG and L-2-OHG enantiomers using high-resolution mass spectrometry (HRMS) detection.
HPLC Analysis of Isocyanates on Titan™ C18
HPLC Analysis of Isocyanates on Titan™ C18
Chiral LC-MS Analysis of Methamphetamine in Urine on Astec® CHIROBIOTIC® V2
Efficient LC-MS separation of methamphetamine enantiomers in urine allows sensitive differentiation of illicit D-methamphetamine from over-the-counter L-methamphetamine.
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.
HPLC Analysis of Flavonoids on Ascentis® RP-Amide
Protocol for HPLC Analysis of Flavonoids on Ascentis® RP-Amide
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 Adenosine Nucleosides on Supelcosil™ LC-18-T
Separation of Adenosine 5′-triphosphate disodium salt hydrate, BioXtra, ≥99% (HPLC), from microbial; Adenosine 5′-diphosphate sodium salt, bacterial, ≥95% (HPLC); 2′-Deoxyadenosine 5′-monophosphate, Sigma Grade, 98-100%
Separations of Tetracycline Antibiotics by Reversed Phase HPLC, Using Discovery Columns
Separations of Tetracycline Antibiotics by Reversed Phase HPLC, Using Discovery Columns
HPLC Analysis of Biogenic Amines on Ascentis® RP-Amide
HPLC Analysis of Biogenic Amines on Ascentis® RP-Amide
Veterinary Drug Residues
The use of veterinary drugs may be integral to the process of raising food producing animals and fish. These can include antibiotics, hormones, and steroids.
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