## Abstract This paper focuses on the investigation of different types of SPE sorbents for the preconcentration of eight veterinary pharmaceuticals from water samples. The pharmaceuticals studied were sulfamethazine, sulfadiazine, sulfaguanidine, trimethoprim, oxytetracycline, enrofloxacin, norflox
The Development of SPE Procedures and an UHPLC Method for the Simultaneous Determination of Ten Drugs in Water Samples
โ Scribed by Irena Baranowska; Bartosz Kowalski
- Publisher
- Springer Netherlands
- Year
- 2010
- Tongue
- English
- Weight
- 294 KB
- Volume
- 211
- Category
- Article
- ISSN
- 0049-6979
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Ahstract A flow-injection system for the on-line microwave preparation of natural water samples with determination of urea as ammonia by calorimetric detection is described. Urea present in the samples is reduced on line to ammonium ions which on reaction with NaOH release gaseous ammonia which pass