Search Results - "Paulo, Breno P."

A Simple and Quick Method for the Determination of Pesticides in Environmental Water by HF-LPME-GC/MS by Cardeal, Zenilda L., Paiva, Maria José N., Paulo, Breno P., Menezes, Helvécio C.

“…This paper describes a simple and quick method for sampling and also for carrying out the preconcentration of pesticides in environmental water matrices using…”
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Simultaneous Determination of Catecholamines and Metanephrines in Urine by Liquid Chromatography Electrospray Ionization Tandem Mass Spectrometry: Successful Clinical Application by Diniz, Maria E. R., Vilhena, Leandro S., Paulo, Breno P., Barbosa, Tatiana C. C., Mateo, Elvis C.

“…Determination of urinary catecholamines and metanephrines is important for diagnosis of pheochromocytoma. Liquid chromatography tandem mass spectrometry…”
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A sensitive GC/MS method using cold fiber SPME to determine polycyclic aromatic hydrocarbons in spring water by Menezes, Helvécio C., Paiva, Maria José N., Santos, Rosimeire R., Sousa, Luciano P., Resende, Susana F., Saturnino, Juliano A., Paulo, Breno P., Cardeal, Zenilda L.

“…Polycyclic aromatic hydrocarbons (PAH) are carcinogenic to humans and can be found in various environments. This paper describes a cold fiber (CF) solid-phase…”
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New method to determination of naphthalene in ambient air using cold fiber-solid phase microextraction and gas chromatography–mass spectrometry by Menezes, Helvécio C., Paulo, Breno P., Costa, Nathália T., Cardeal, Zenilda L.

“…Naphthalene, a highly volatile polycyclic aromatic hydrocarbon (PAH), is classified as possibly carcinogenic to humans and can be found in various…”
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