Aqua regia
Electrochemical Properties of the Platinum Metals100-106
... caustic alkalis, solutions of acids and oxidising agents including aqua regia. The resistance[r] ...
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Trace elements in top and subsoil on selected crop and dairy farms in Finland in 2004
... 1) aqua regia extractable trace elements in Finnish cul- tivated soils with the international standard method at a national level; 2) aqua regia and AAAc-EDTA extractable trace elements in the ...
82
Recycling of Precious Metals from E-scrap
... Oishi et al. [15] conducted research on recovery of copper from PCBs by hydrometallurgical techniques. Frey & Park [12] performed research for recovery of high purity precious metals from PCBs using aqua ...
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Monitoring programme of Finnish arable land : agua regia extractable trace elements in cultivated soils in 1998
... 1) aqua regia extractable trace elements in Finnish cul- tivated soils with the international standard method at a national level; 2) aqua regia and AAAc-EDTA extractable trace elements in the ...
62
Assessment of Heavy Metals Immobilization in Artificially Contaminated Soils Using Some Local Amendments
... the Aqua-regia extracted Pb, Cd, Co and Cr proportional to their applied ...the aqua-regia extracted metal concentrations were the highest in the clay soil due to its high adsorption ca- ...
9
A Facile Green Tea Assisted Synthesis of Palladium Nanoparticles Using Recovered Palladium from Spent Palladium Impregnated Carbon60-73
... heated with 2 ml of green tea extract at 90–95°C for 15–45 min with continuous stirring at 400 rpm. In the case of aqua regia extract, the extract was evaporated to dryness for the removal of nitrate ion. ...
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Effect of Surface Pretreatment on Electron Transfer of Methylene Blue Covalently Labeled Double-Stranded DNA Self- Assembled Monolayers on Gold
... (dilute aqua regia), M + C + E (piranha), M + C + E (dilute aqua regia) and RM + C + E ...dilute aqua regia dipping, E was electrochemical polishing and RM was roughly mechanical ...
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Characterization of Au3+ species in Au/C catalysts for the hydrochlorination reaction of acetylene
... in aqua regia at 140 o C ...using aqua regia to 70 kJ mol -1 for the catalyst obtained using HCl (both dried at 180 o ...using aqua regia impregnated at 140 o C with an ...
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Early Studies of Platinum in Spain102-107
... Treatment in aqua regia will dissolve all the platinum and palladium, as well as iron, copper and manganese; but because the rest of the plat- inum group metals are practically [r] ...
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Heavy metal distribution between fractions of humic substances in heavily polluted soils
... The content of all the three metals in the FA fraction closely correlated with their pseudototal content determined after aqua regia digestion. Similar re- lationship was obtained also with metal content ...
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Early Methods of Cladding Base Metals with Platinum61-67
... In his im- portant early account of platinum, William Lewis stated that a solution of platinum in aqua regia was unaffected by ether (17), but in 1805 Stodart fo[r] ...
7
Selective Mineralization and Recovery of Au(III) from Multi-ionic Aqueous Systems by Microorganisms
... selectively mineralize and recover 478 mg/g(dry biomass) gold from aqua regia-based metal 24.. wastewater through four cycles.[r] ...
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Assessment of Heavy Metals Immobilization in Artificially Contaminated Soils Using some Local Amendments
... the Aqua-regia- extracted Pb, Cd, Co and Cr proportional to their applied ...the aqua-regia extracted metal concentrations were the highest in the clay soil due to its high adsorption capacity ...
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Design and Analysis of Aqua Silencer
... The immense study and research is going to reduce emission level in auto-mobiles at various levels. Our main objective of work is to contribute our knowledge to control the emission level at lowest value as possible in ...
5
PHARMACOGNOSTICAL AND PHARMACEUTICAL CHARACTERISATION OF DELONIX REGIA - A NOVEL MATRIX FORMING NATURAL POYMER
... The swelling characteristic of DRSP (Delonix regia seed polymer) was studied in different media; 0.1N hydrochloric acid, phosphate buffer (pH 7.4) and water. The swelling was highest in water followed by phosphate ...
10
Poly[μ3 aqua aqua(μ3 3,5 dinitrobenzoato κO1:O3:O5)caesium]
... In the structure of the title complex, [CsC7H3N2O6H2O2]n, the Cs salt of 3,5-dinitrobenzoic acid, the metal complex centres have have irregular CsO8 coordination, comprising two water mo[r] ...
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Poly[μ aqua aqua μ4 naphthalene 1,8 dicarboxylato barium]: a layer structure
... The carboxylate groups of the 1,8-nap ligands act as bridges linking four Ba2+ ions, while each Ba2+ ion is eight-coordinated by O atoms from four 1,8-nap ligands and two coordinating wa[r] ...
8
Poly[μ aqua aqua μ 3 carboxypyrazine 2 carboxylato sodium(I)]
... Data collection: MSC/AFC Diffractometer Control Software Molecular Structure Corporation, 1991; cell refinement: MSC/AFC Diffractometer Control Software; data reduction: TEXSAN Molecular[r] ...
7
ANTIBACTERIAL ACTIVITY AND PRELIMINARY PHYTOCHEMICAL ANALYSIS OF STEM BARK EXTRACT OF JUGLANS REGIA LINN.
... Thus, antimicrobial activity of Juglans regia Linn. is evident due to the active compounds present in the crude extracts. The findings in the present study offer a scientific support to the use of stem bark of ...
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ANTIMICROBIAL ACTIVITY OF HYDROALCOHOLIC EXTRACT OF JUGLANS REGIA
... Broth cultures of the pure culture isolates of those test microorganisms which are sensitive towards the phytoextracts used in present study were prepared by transferring a loop of cult[r] ...
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