• Applikationsbericht

Pharmaceutical Residues in Environmental Samples – LC-MS, 2.5 ppb

Pharmaceutical Residues in Environmental Samples – LC-MS, 2.5 ppb

  • Waters Corporation
Biologist working on water analysis

This is an Application Brief and does not contain a detailed Experimental section.

Abstract

This application brief highlights the analysis of pharmaceutical residues in environmental samples using XTerra MS C18 columns.

Introduction

Compounds used in this study includes: 1. Acetaminophen 2. Phenylpropanolamine 3. Salicylic acid 4. Diphenhydramine 5. Clofibric acid 6. Ethynylestradiol 7. Tamoxifen 8. Ibuprofen

Experimental

HPLC Conditions

Column:

XTerra MS C18 4.6 x 100 mm, 3.5μm (p/n: 186000436)

Mobile phase A:

15 mM NH4COOH, pH 4.0

Mobile phase B:

MeOH

Flow rate:

1.0 mL/min

Injection volume:

40 μL

Detection:

MS ESI+

Instrument:

Alliance 2695, Micromass ZQ

Gradient

Results and Discussion

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WA20738.086, June 2002

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