نتایج جستجو برای: 214 mn were measured adding 0001m nacl conductivity

تعداد نتایج: 3784296  

2011

The buffer used in the experiment was diluted from 1X Phosphate Buffer Saline (10g NaCl, 0.25g KCl, 1.8 g Na2HPO4, 0.3 g KH2PO4, 1000 ml H2O ) at pH=7.4 by a factor of 1/15. The resultant solution had an estimated conductivity of σ = 0.1441 S/m. The conductivity of the buffer was calculated from first principles using the electrophoretic mobilities of the ions (5.4 -8 m 2 /V.s for sodium ions a...

2005
Larry D. McKay Steven G. Driese Kevin H. Smith Michael J. Vepraskas

Groundwater flow in sedimentary rock saprolite, and in soils derived from this material, is strongly influenced by sedimentary layering and fractures inherited from the parent bedrock. The main objectives of this study were to determine whether parent bedrock lithology and infilling of fractures and other macropores with pedogenically derived clays and Fe/Mn oxides also play major roles in cont...

پایان نامه :0 1370

all analytical methods are generally based on the measurement of a parameter or parameters which are somehow related to the concentration of the species.an ideal analytical method is one in which the concentration of a species can be measured to a high degree precision and accuracy and with a high sensitivity. unfortunately finding such a method is very difficult or sometimes even impossible.in...

Journal: :Journal of plant physiology 2014
Shuan Han Chi-wen Wang Wen-le Wang Jing Jiang

Little is known about the role of mitogen-activated protein kinase 6 (MPK6) in Na(+) toxicity and inhibition of root growth in Arabidopsis under NaCl stress. In this study, we found that root elongation in seedlings of the loss-of-function mutants mpk6-2 and mpk6-3 was less sensitive to NaCl or Na-glutamate, but not to KCl or mannitol, as compared with that of wild-type (WT) seedlings. The less...

2012
SUDHIR K. UPADHYAY SANJEEV K. MAURYA DEVENDRA P. SINGH

Osmolytes, PGPR, Proline, Reducing Sugars, Total soluble sugars, Rhizobacteria ABSTRACT Free living rhizospheric bacteria from wheat rhizosphere have capability to produced plant growth promoting attributes under saline condition. The electrical conductivity (ECe) of saline soil samples from four different districts viz. Varanasi, Mau, Ballia and Ghazipur of Uttar PradeshIndia was 10.47 to 5.69...

Journal: :ASEAN Engineering Journal 2021

In this study, an alternative aqueous isopropyl alcohol-free fountain solution for sheet-fed offset printing is prepared comprising 5 w/w% McIlvaine's buffer system pH control, 0.3 Polysorbate 80 as a surfactant, 1 magnesium nitrate hexahydrate conductivity agent and 10 ethylene glycol mono-butyl ether additional wetting agent. The percentages of each composition are active then adjusted to 100...

2014
Changwei Pang Yong Tae Kang

In this study, the nanofluids are produced by dispersing Al2O3 nanoparticles in the H2O/CH3OH binary mixtures using an ultrasonic equipment. Solid Sodium Chlorides (NaCl) with a fixed mass fraction are dissolved in the binary mixture for CO2 absorption. The main objective of this paper is to measure the thermal conductivity of the Al2O3 nanofluids using the transient hot-wire method. The experi...

Journal: :International journal of toxicology 2017
Brian S Nielsen Erik H Larsen Ole Ladefoged Henrik R Lam

Manganese (Mn) is neurotoxic and can induce manganism, a Parkinson-like disease categorized as being a serious central nervous system irreversible neurodegenerative disease. An increased risk of developing symptoms of Parkinson disease has been linked to work-related exposure, for example, for workers in agriculture, horticulture, and people living near areas with frequent use of Mn-containing ...

In the present study, the most useful stainless steels of in nuclear industry, i.e. 304, 304L and 316L were provided and laser cut into 0.5*0.5 cm dimension. The effect of radiation on physical properties of samples were investigated. Gamma irradiation on samples was done with a 60Co radioisotope to the doses of 100 and 200 kGy. The resistance of the samples was measured through the Four-Probe ...

Journal: :Journal Of Geophysical Research: Solid Earth 2021

Complex conductivity measurements of carbonate rocks are scarce despite the occurrence these at surface Earth. The complex spectra 57 samples were measured in a broad frequency range and four salinities (NaCl). A simple model induced polarization is developed to be applied field. in-phase (related conduction) reported as function pore water determine (intrinsic) formation factor conductivity. n...

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