نتایج جستجو برای: ammonium chloride

تعداد نتایج: 109229  

2009
Cintya Valerio-Cárdenas Luis Ortiz-Frade Jean-Michel Grévy M.

The title compound, C(13)H(15)NP(+)·Cl(-), was obtained by hydrolysis of the N-trimethysilyl derivative of methydiphenyl-imino-phosphine. The dihedral angle between the phenyl rings in the cation is 61.5 (3)°. In the crystal structure, inter-molecular N-H⋯Cl hydrogen bonds links the two components, forming a centrosymmetric 2 + 2 aggregate.

Journal: :Water research 2012
G Pérez J Saiz R Ibañez A M Urtiaga I Ortiz

This work investigates the formation of oxidation by-products during the electrochemical removal of ammonium using BDD electrodes from wastewaters containing chlorides. The influence of the initial chloride concentration has been experimentally analyzed first, working with model solutions with variable ammonium concentration and second, with municipal landfill leachates. Two different levels of...

2003
R. E. McCarty

1. Ammonium chloride is a poor uncoupler of photophosphorylation in subchloroplast particles. In the presence of valinomycin the inhibition of photophosphorylation by NH&l is greatly enhanced. 2. The enhancement of the ammonium chloride uncoupling of phosphorylation by valinomycin was less pronounced in chloroplasts than in subchloroplast particles. 3. The light-dependent uptake of ammonium ion...

Journal: :The Journal of biological chemistry 1969
R E McCarty

1. Ammonium chloride is a poor uncoupler of photophosphorylation in subchloroplast particles. In the presence of valinomycin the inhibition of photophosphorylation by NH&l is greatly enhanced. 2. The enhancement of the ammonium chloride uncoupling of phosphorylation by valinomycin was less pronounced in chloroplasts than in subchloroplast particles. 3. The light-dependent uptake of ammonium ion...

Journal: :Acta Crystallographica Section E Structure Reports Online 2010

Journal: :Journal of bacteriology 1965
K Kim N B Groman

Kim, K. (University of Washington, Seattle), and N. B. Groman. Mode of inhibition of diphtheria toxin by ammonium chloride. J. Bacteriol. 90:1557-1562. 1965.-The inhibition of diphtheria toxin by ammonium salts was independent of toxin concentration over a 100-fold range of toxin. Inhibition by minimal concentrations of ammonium chloride was abolished by lowering the pH, indicating that free am...

2016
T. SIVA

The aim of the present study was to assess the effects of ammonium sulphate exposure on the antioxidant defence system and lipid peroxide concentration in the testes of wistar rats, as well as the examine possible protective role of zinc from the adverse effects of ammonia .The LD50 of Ammonium Sulphate and Zinc Chloride were determined, after toxicity testing evaluation. It is 91.5 mg/kg body ...

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