Optimization of the production conditions of ethyl esteres from fish oil with high content of in omega-3 long chain fatty acids
摘要:
The productionof ethyl esters by alcoholysis is an alternative for splitting triacylglycerolsdue to ...
doi:
10.1590/S0100-40422006000500013
作 者:
Soares, Marinalda da...
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Quimica nova
Chemical study of leaves of Chrysophyllum marginatum (Hook. & Arn.) Radlk (Sapotaceae)
摘要:
The fractionationof the antioxidant ethyl acetate extract obtained from the dried leaves of Chrysoph...
doi:
10.1590/S0100-40422006000300016
作 者:
Lopes, Márcia Nasser...
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Quimica nova
Effect of a milling surface treatment on the properties of metal hydride alloy particles
摘要:
This work reportsresults of studies on the electrochemical and structural properties of a Ti/Zr-base...
doi:
10.1590/S0100-40422006000200008
作 者:
Ticianelli, Edson A....
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Quimica nova
The employment of thermogravimetry to determine activation energy in the combustion process of fuel oils
摘要:
Activation energy(Ea) is a parameter that can be applied to make predictions about the qualityof oil...
doi:
10.1590/S0100-40422006000500010
作 者:
Leiva, Cecilia Rocío...
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Quimica nova
Synthesis of [Pd(dmba)(N3)(PPh3)] and its use in catalytic processes involving the reductive n-carbonylation of nitroarenes to carbamates and in the synthesis of urea derivatives
摘要:
This work dealswith the use of the cyclometallated compound [Pd(dmba)(N3)(PPh3)]in homogeneous catal...
doi:
10.1590/S0100-40422006000400022
作 者:
Legendre, Alexandre ...
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Quimica nova
Biosynthetic origin of acetic acid using SNIF-NMR
摘要:
The main purposeof this work is to describe the use of the technique Site-Specific Natural IsotopicF...
doi:
10.1590/S0100-40422006000300010
作 者:
Ferreira, Antonio Gi...
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Quimica nova
Turbidimetric determination of homatropine methylbromide in pharmaceutical formulations using a flow injection analysis system
摘要:
A flow injection turbidimetric procedure exploiting merging zones is proposedfor determining homatro...
doi:
10.1590/S0100-40422006000600017
作 者:
Canaes, Larissa S.;F...
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Quimica nova
25 years of chemometrics in Brazil
摘要:
Chemometric activities in Brazil are described according to three phases: beforethe existence of mic...
doi:
10.1590/S0100-40422006000600042
作 者:
Bruns, Roy E.;Scarmi...
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Quimica nova
Trends and strategies of ozone application in environmental problems
摘要:
Efforts presented by the scientific community in recent years towards the development of numerous gr...
doi:
10.1590/S0100-40422006000200023
作 者:
Jardim, Wilson F.;Si...
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Quimica nova
Comparative study of silica obtained from acid leaching of rice husk and the silica obtained by thermal treatment of rice husk ash
摘要:
A comparisonbetween silica by acid leaching of rice husk (RH) and silica obtained from thermaltreatm...
doi:
10.1590/S0100-40422006000600005
作 者:
Della, Viviana Possa...
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Quimica nova