Results 81 to 90 of about 5,540 (243)

Homo- and Heteroligand Nickel(II) Complexes with Benzoic and para-Methoxybenzoic Acid Hydrazides and L-Histidine [PDF]

open access: yesУчёные записки Казанского университета: Серия Естественные науки, 2017
Complex formation of nickel(II) with benzoic, para-methoxybenzoic acid hydrazides, and L-histidine have been studied by the methods of pH-metric titrimetry, spectrophotometry, and mathematical modelling in aqueous solutions with 1.0 mol dm–3 KNO3 as ...
N.V. Troshanin   +4 more
doaj  

Groundwater quality in Handigundi State Forest Block of Ramanagaram Taluk, Karnataka, India [PDF]

open access: yes, 2012
The paper focused on the groundwater quality in Handigundi Quarry area of Karnataka, India. Quarrying causes grave disturbances in to the water regime of the region. Water quality undergoes great change, as the hydrogeochem. processes are very slow and
Chandrashekar, J.S.   +2 more
core  

A novel method for quantitative determination of aceclofenac in bulk drug and tablets using sodium salicylate as a hydrotropic solubilizing agent

open access: yesJournal of Advanced Pharmaceutical Technology & Research, 2010
In titrimetric analysis costlier organic solvents are more often employed to solubilize the poorly water-soluble drugs. Volatility and pollution are drawbacks of such solvents.
R K Maheshwari, Shruti Moondra
doaj   +2 more sources

Elaboration of techniques for analysis of antioxidant preparation «Vitaox»

open access: yesRUDN Journal of Medicine, 2011
Techniques of analysis of new antioxidant preparation «Vitaox» which contains dihydroquercetin and ascorbinic acid have been developed. It has been proposed to determine dihydroquercetin by method of high-performance liquid chromatography and an ...
A V Prostolupova   +3 more
doaj  

<b>Considerações sobre a determinação quantitativa de alendronato de sódio: titulometria x cromatografia</b>

open access: yesRevista de Ciências Farmacêuticas Básica e Aplicada, 2010
O alendronato de sódio é um composto aminodifosfonado capaz de se fixar à matriz óssea e inibir a reabsorção mediada por osteoclastos. A escassez de metodologias oficiais para a determinação quantitativa deste fármaco levou ao desenvolvimento de diversos
ANA FERREIRA RIBEIRO   +1 more
doaj  

Home - About - Disclaimer - Privacy