Development and characterization of a matrix suitable for extended release systems: release studies with the herbicides atrazine and diuron
摘要：
This study aimed to produce and characterize a novel material from fish scales and chitosan for use ...
doi：
10.5935/0100-4042.20140074
作 者：
Cestari, Antonio R.;...
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Quimica nova
Flavonoids from Lonchocarpus araripensis (Leguminoseae) - isolation, unequivocal assignment of NMR signals ¹H and 13C and conformational analysis
摘要：
In a continuinginvestigation for potentially bioactive natural products, flavonoids were isolatedfro...
doi：
10.5935/0100-4042.20140109
作 者：
Braz-Filho, Raimundo...
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Quimica nova
Definition of shelf life for chemical product: the importance of a especific stability guide for the segment
摘要：
The chemical industries worldwide are passing through a very particular moment of re-adaptation due ...
doi：
10.1590/S0100-40422011001000024
作 者：
Wongtschowski, Pedro...
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Quimica nova
Technology transfer process from university to industry: a case study involving of glycerol convertion
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doi：
10.1590/S0100-40422011001000021
作 者：
Nogueira, Andre E;No...
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Quimica nova
Sorption study of herbicides with the clay minerals vermiculite and montmorillonite
摘要：
The clay minerals montmorillonite (MT) and vermiculite (VT), previously treated with Ca2+, K+ and Na...
doi：
10.1590/S0100-40422011000100005
作 者：
Rezende, Edivaltrys ...
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Quimica nova
Chemical modifications of a natural xanthone and antimicrobial activity against multidrug resistant Staphylococcus aureus and cytotoxicity against human tumor cell lines
摘要：
A series of 15蠅-aminoalkoxylxanthonescontaining methyl, ethyl, propyl, tert-butylamino and piperidin...
doi：
10.1590/S0100-40422011000600019
作 者：
Matos, Maria de Fati...
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Quimica nova
Flotation of a quartz-clay mixture with surfactants and subsequent pillaring studies
摘要：
Clay is often employedas a catalyst, but quartz impurities can decrease the catalytic efficiency.Fin...
doi：
10.1590/S0100-40422011000300019
作 者：
Lengler, Helio C. M....
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Quimica nova
Multivariate spectroscopic characterization of antioxidant potential of wine
摘要：
In this work theantioxidant capacity of red wine samples was characterized by conventional spectrosc...
doi：
10.1590/S0100-40422011000300006
作 者：
Gallice, Wellington ...
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Quimica nova
Analytical response enhancement through the optimization of the splitless injection system in gas chromatography by employing the ideal gas law
摘要：
This paper reportsthe development of an easy, fast and effective procedure for the verificationof th...
doi：
10.1590/S0100-40422011000300009
作 者：
Adaime, Martha Bohre...
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Quimica nova
Simple and sensitive spectrophotometric methods for the analysis of mesalamine in bulk and tablet dosage forms
摘要：
Three simple, sensitive,economical and reproducible spectrophotometric methods (A, B and C) are desc...
doi：
10.1590/S0100-40422011000600026
作 者：
Bhogela, Siva Santho...
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Quimica nova
