Development of a solid-liquid extraction method with low-temperature partitioning for the determination of insecticides in ozonized maize grain

期刊论文
摘要:
The objective of this study was to optimize and validate a solid-liquid extraction method with low-t...
doi:
10.5935/0100-4042.20140041
作 者:
Freitas, Romenique d...
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Química Nova

Preliminary data on Brazilian monofloral honey from the northeast region using FT-IR ATR spectroscopic, palynological, and color analysis

期刊论文
摘要:
Fourier transform infrared attenuated total reflectance (FT-IR ATR) spectroscopy was used to determi...
doi:
10.5935/0100-4042.20140115
作 者:
Agroscope Liebefeld-...
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期刊标题:
Química Nova

Green tea in transdermal formulation: HPLC method for quality control and in vitro drug release assays

期刊论文
摘要:
RP-HPLC based analytical method for use in both quality control of green tea in a semisolid formulat...
doi:
10.5935/0100-4042.20140117
作 者:
Alves, Michele Campo...
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Química Nova

Concept maps as a pedagogical tool for teaching organic chemistry

期刊论文
摘要:
Organic Chemistry is a branch of Chemistry involving the study of the carbon atom, its compounds and...
doi:
10.5935/0100-4042.20140059
作 者:
Universidad Santo To...
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期刊标题:
Química Nova

Chemical constituents and evaluation of antioxidant and anti-inflammatory activities of roots of Sabicea brasiliensis wernh (Rubiaceae)

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摘要:
The phytochemical investigation of Sabicea brasiliensis roots led to the isolation of 5-O-caffeoylqu...
doi:
10.5935/0100-4042.20140095
作 者:
Bersani-Amado, Cioma...
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Química Nova

Modification of the conducting polymer polyaniline for enabling cation exchange

期刊论文
摘要:
This article reports the use of polyaniline (PAni), chemically and electrochemically synthesized, fo...
doi:
10.5935/0100-4042.20140227
作 者:
Pincelli, Guilherme;...
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Química Nova

Multivariate curve resolution with alternating least squares: description, operation and aplications

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摘要:
Multivariate Curve Resolution with Alternating Least Squares (MCR-ALS) is a resolution method that h...
doi:
10.5935/0100-4042.20140205
作 者:
Universidade Tecnoló...
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期刊标题:
Química Nova

Analysis of degradation products of esfenvalerate by SBSE/HPLC-UV/DAD using fractional factorial design

期刊论文
摘要:
A simple procedure based on stir bar sorptive extraction and high-performance liquid chromatography-...
doi:
10.5935/0100-4042.20140089
作 者:
Universidade de São ...
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Química Nova

Study of Scott test using spectroscopic techniques: an alternative method for detecting cocaine hydrochloride and its addulterants in street drugs

期刊论文
摘要:
Cocaine is usually seized mixed with a wide variety of adulterants such as benzocaine, lidocaine, ca...
doi:
10.5935/0100-4042.20140240
作 者:
Romão, Wanderson;Uni...
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Química Nova

Chemical analysis of biomass - a review of techniques and applications

期刊论文
摘要:
doi:
10.5935/0100-4042.20140111
作 者:
Embrapa Agroenergia,...
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期刊标题:
Química Nova
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