Search Results

You are looking at 51 - 60 of 724 items for :

  • "concentration" x
  • Architecture and Architectonics x
  • All content x
Clear All
Pollack Periodica
Authors: Ivana Marko, Réka Csicsaiová, Jaroslav Hrudka, Ivona Škultétyová, Štefan Stanko, and Paula Brandeburová

areas. Furthermore, the composition of the rainwater depends on the type of paved area on which it will fall. Usual rain contains the following parameters: chlorides, sulfates, nitrates, potassium, calcium, and magnesium in concentrations up to 10.0 mg

Open access

, Egypt. 1.2 Microorganism Determination of minimum inhibitory concentration (MIC) was carried out on two reference strains, Staphylococcus aureus ATCC 25923 and Staphylococcus aureus NTCC 10766, and one clinically isolated methicillin resistant

Restricted access

, T., Fujita, H., Koizumi, A., Chiba, K., Miyasaka, M. & Ikeda, M. (1985): Baseline level of blood lead concentrations among Japanese farmers. Archs envir. Hlth , 40 , 170-176. Baseline level of blood lead concentrations

Restricted access
Acta Alimentaria
Authors: Sz. Bánvölgyi, T. Vatai, Zs. Molnár, I. Kiss, Ž. Knez, Gy. Vatai, and M. Škerget

membrane process for blackcurrant (Ribes nigrum L.) juice concentration . Desalination , 241 ( 1–3 ), 281 – 287 . Barbosa-CÁNovas , G.V. , Ortega

Restricted access

persistent in aqueous solution [ 3 ]. It kills fish at concentrations as low as a few parts per trillion [ 4 ]. There are several methods to remove organophosphorous compounds from water. Chemical oxidation is one such method but it is expensive and

Restricted access

wastes [ 1 – 3 ]. High nitrate concentrations in drinking water are related to many health threats such as blue baby syndrome and cancer [ 4 , 5 ]. Furthermore, the release of nitrate to water bodies can promote algal blooms [ 6 ]. For these reasons

Restricted access

different base fluids (i.e. water, Ethylene Glycol (EG) and oil). Finally, these examined tests were affected by the different volume or weight concentrations and variable mass or volume flow-rate [ 10 ]-[ 12 ]. The numerical side took more attention

Open access

% using Ag–MgO/Syltherm 800 under high concentrations. As it can be seen in the previous section, researches on the effect of using hybrid nanofluid in the PTC did not take a high interest in comparison with mono nanofluid. This study aims to examine the

Restricted access
Reaction Kinetics, Mechanisms and Catalysis
Authors: Luis Ernesto Sandoval-Díaz, Ericsson David Coy-Barrera, and Carlos Alexander Trujillo

, 14 ]. The resultant material is consequence of the reaction conditions, i.e., ionic strength, temperature, pH, and reactant concentration [ 13 – 15 ]. This mechanism is regarded to be ionic; whereas below pH 2 H + ions are thought to be a catalyst

Restricted access

/H 2 O 2 1:1–5:1, solvent concentration (methanol) of 5–90 wt%, catalyst content of 0–5.0 wt%, reaction time of 5–300 min and the intensity of stirring 0–500 rpm. In order to calculate the mass balance for the syntheses performed, the post

Open access