Evaluation of filtration and ozonation of a primary sanitary effluent: aspects of microbacial inactivation and ozonation variables

期刊论文
摘要:
Ozonation tests with and without prior filtration by means of a 50 micron mesh cartridge filter were...
doi:
10.1590/S0100-40422008000200023
作 者:
Universidade de São ...
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Química Nova

Laüe back-reflection method for crystallographic orientation of a martensitic Cu-Zn-Al single crystal of the monoclinic system

期刊论文
摘要:
A martensitic single crystal Cu-23.95Zn-3.62(wt.%)Al alloy was obtained melting pure Cu, Zn and Al u...
doi:
10.1590/S0100-40422008000100027
作 者:
Zambrano, Uíslei Car...
作者机构:
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期刊标题:
Química Nova

Nanostructured TiO2 thin films by polymeric precursor method

期刊论文
摘要:
This work focuses in optimizing setup for obtaining TiO2 thin films by polymeric precursor route due...
doi:
10.1590/S0100-40422008000700020
作 者:
Stroppa, Daniel Gran...
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期刊标题:
Química Nova

Production of dry material and grains by bean plants (Phaseolus vulgaris L. ) cultivated in soils treated with heavy metals

期刊论文
摘要:
This work aimed at evaluating the contents of extractable Cd, Pb, Zn and Cu with a solution of DTPA ...
doi:
10.1590/S0100-40422008000500002
作 者:
Abreu, Celeste Maria...
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期刊标题:
Química Nova

Effect of the radiolitic sterilization in polyethylene/starch blends

期刊论文
摘要:
Samples of LDPE/modified starch blends 80/20 m/m before and after exposure to gamma rays were examin...
doi:
10.1590/S0100-40422008000500018
作 者:
Almeida, Yêda Medeir...
作者机构:
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期刊标题:
Química Nova

Epoxidation of castor oil and its derivatives using VO(acac)2/TBHP as the catalytic system

期刊论文
摘要:
The alternative system VO(acac)2/TBHP was investigated for the epoxidation reaction of castor oil an...
doi:
10.1590/S0100-40422008000400021
作 者:
Pedroso, Marcelo Mon...
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期刊标题:
Química Nova

A convenient method for lecithin purification from fresh eggs

期刊论文
摘要:
The increasing demand for fatty acid-free lecithin required modifications in existing purification m...
doi:
10.1590/S0100-40422008000400032
作 者:
Maximiano, Flavio A....
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期刊标题:
Química Nova

Simultaneous spectrophotometric determination of ezetimibe and simvastatin in pharmaceutical preparations using chemometric techniques

期刊论文
摘要:
Two spectrophotometric methods are described for the simultaneous determination of ezetimibe (EZE) a...
doi:
10.1590/S0100-40422008000500035
作 者:
Hacettepe University...
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期刊标题:
Química Nova

Validation spreadsheet: a new tool for estimating the analytical figures of merit for the validation of univariate methods

期刊论文
摘要:
This work presents the VALIDATION SPREADSHEET, a public domain tool that can be used to evaluate the...
doi:
10.1590/S0100-40422008000100029
作 者:
Schneider, René Pete...
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期刊标题:
Química Nova

Stereoselective syntheses of (+)- isoretronecanol and (+)-5-epi-tashiromine via addition of chiral titanium (iv) enolates to cyclic n-acyliminium ions

期刊论文
摘要:
The stereoselective addition of the titanium (IV) enolates derived from (S)-4-isopropyl-N-4-chlorobu...
doi:
10.1590/S0100-40422008000400012
作 者:
Alves, Conceição de ...
作者机构:
期刊编号:
期刊标题:
Química Nova
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