نتایج جستجو برای: methylparaben

تعداد نتایج: 207  

Journal: :Analytical Chemistry Letters 2022

To determine the safety and efficacy, we have developed validated RP-HPLC method for simultaneous quantification of cinnarizine, its five specified impurities two degradation products in cinnarizine API, tablets capsules including antioxidants an oral suspension formulation. The chromatographic separation was achieved gradient elution mode with 1.00mL/min flow on Ascentis Express C18 (150mm, 4....

2016
Justyna Kapelewska Urszula Kotowska Katarzyna Wiśniewska

Determination of the endocrine disrupting compounds (EDCs) in leachate and groundwater samples from the landfill sites is very important because of the proven harmful effects of these compounds on human and animal organisms. A method combining ultrasound-assisted emulsification microextraction (USAEME) and gas chromatography-mass spectrometry (GC-MS) was developed for simultaneous determination...

2016
Sander M Houten Jia Chen Fiorella Belpoggi Fabiana Manservisi Alberto Sánchez-Guijo Stefan A Wudy Susan L Teitelbaum

The consequences of ubiquitous exposure to environmental chemicals remain poorly defined. Non-targeted metabolomic profiling is an emerging method to identify biomarkers of the physiological response to such exposures. We investigated the effect of three commonly used ingredients in personal care products, diethyl phthalate (DEP), methylparaben (MPB) and triclosan (TCS), on the blood metabolome...

2011
William H. Goodson Maria Gloria Luciani S. Aejaz Sayeed Ian M. Jaffee Dan H. Moore Shanaz H. Dairkee

Breast cancer is an estrogen-driven disease. Consequently, hormone replacement therapy correlates with disease incidence. However, increasing male breast cancer rates over the past three decades implicate additional sources of estrogenic exposure including wide spread estrogen-mimicking chemicals or xenoestrogens (XEs), such as bisphenol-A (BPA). By exposing renewable, human, high-risk donor br...

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