Application of microbial lipases to concentrate polyunsaturated fatty acids

期刊论文
摘要:
Several polyunsaturated fatty acids (PUFA) belonging to the 么mega 6 series, such as cis-6,9,12 g-lin...
doi:
10.1590/S0100-40422003000100014
作 者:
Noffs, Maximiliano D...
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Química Nova

Potentiometric determination of cetylpyridinium chloride in oral desinfectants by flow injection analysis

期刊论文
摘要:
The work describes a new procedure for cetylpyridinium chloride determination in oral disinfectants,...
doi:
10.1590/S0100-40422003000400005
作 者:
Montenegro, Maria da...
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Química Nova

Inclusion of atom economy concept in an experimental organic chemistry undergraduate course

期刊论文
摘要:
In this paper, the atom economy concepts are applied in a series of experiments during an experiment...
doi:
10.1590/S0100-40422003000500025
作 者:
Merat, Leila Maria O...
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Química Nova

Effect of poly (ethylene) glycol and albumin on the immobilization of microbial lipase and catalysis and catalysis in organic media

期刊论文
摘要:
Poly (ethylene) glycol (PEG) and bovine serum albumin (BSA), as additive agents, were used to enhanc...
doi:
10.1590/S0100-40422003000600010
作 者:
Santana, Maria Helen...
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期刊标题:
Química Nova

Flavonoid and triterpenes from Stigmaphyllom paralias

期刊论文
摘要:
Stigmaphyllom paralias is a herb belonging to the family Malpighiaceae that occurs in sand soil of b...
doi:
10.1590/S0100-40422003000400007
作 者:
David, Juceni P.;Gue...
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期刊标题:
Química Nova

Electrospray ionization mass spectrometry applied to study inorganic and organo-metallic species

期刊论文
摘要:
Although electrospray ionization mass spectrometry (ES-MS) has been extensively applied to study org...
doi:
10.1590/S0100-40422003000400019
作 者:
Moraes, Maria Caroli...
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Química Nova

Titanium-silicon films prepared by spin and dip-coating

期刊论文
摘要:
The conditions for the preparation of luminescent materials, consisting of Eu3+ ions entrapped in a ...
doi:
10.1590/S0100-40422003000500010
作 者:
Universidade de Fran...
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Química Nova

Synthesis of analgesics paracetamol and phenacetin and the sweetener dulcin: a project for undergraduate organic chemistry laboratory

期刊论文
摘要:
A synthesis of artificial sweetener dulcin starting from nitrobenzene was elaborated for undergradua...
doi:
10.1590/S0100-40422003000200024
作 者:
Baptistella, Lúcia H...
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Química Nova

Chiral alcohols: chemical and catalytic methods of preparation by asymmetric reduction

期刊论文
摘要:
The importance of chiral alcohols as starting materials for the production of fine chemicals and as ...
doi:
10.1590/S0100-40422003000100019
作 者:
Donnici, Claudio Lui...
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Química Nova

A quiz-experiment using data-show and ion exchange resins

期刊论文
摘要:
A demonstractive experiment was proposed in order to verify students' habilities in recognizing the ...
doi:
10.1590/S0100-40422003000600032
作 者:
Maia, Alessandra de ...
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期刊标题:
Química Nova
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