Selective and Sensitive Determination of Zinc in Various OTC Formulations as per USP <591>

M1030-12-094 Selective and Sensitive Determination of Zinc in Various OTC Formulations as per USP <591> 1 Narayanan , 1 Paul , Hari Shibu 1 2 Metrohm USA Inc , USP Michael 2 Chang , Leonel M 2 Santos CONTACT INFORMATION:…

APPLICATION NOTE 72680 Determination of zinc oxide in sunscreen using ion chromatography with visible absorbance detection Authors Hua Yang and Jeffrey Rohrer Thermo Fisher Scientific Sunnyvale, CA Keywords Dionex IonPac CS5A Column, pharmaceutical, USP monograph, monograph modernization, drug substance, drug…

Application proof note | 002564 Pharma Determination of zinc oxide in sunscreen Authors Introduction Hua Yang and Jeffrey Rohrer The United States Pharmacopeia (USP) has updated General Chapter <591> «Zinc Thermo Fisher Scientific Sunnyvale, CA, USA Keywords Dionex IonPac CS5A…

689459 Fluoride in OTC Products by Ion Chromatography Shibu Paul1, Hari Narayanan1, Michael Chang2, Ed Gump2 CONTACT INFORMATION: [email protected] PURPOSE Fluoride is commonly used in dental products to help prevent tooth decay. Fluoride products are intended to prevent the formation…