Titrimetric method for phosphite determination in agricultural chemical samples

期刊论文
摘要:
A new titrimetric method for the determination of phosphite in fertilizer samples, based on reaction...
doi:
10.1590/S0100-40422007000200013
作 者:
Universidade Estadua...
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Química Nova

Use of the multiple square wave voltammetry in the electroanalytical determination of organic and inorganic compounds

期刊论文
摘要:
This paper reports the development of multiple square wave voltammetry and the possibilities of its ...
doi:
10.1590/S0100-40422007000200038
作 者:
Galli, Andressa;Cale...
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Química Nova

Determination of total sugar in raw coffee using near infrared spectroscopy and pls regression

期刊论文
摘要:
In this work a fast method for the determination of the total sugar levels in samples of raw coffee ...
doi:
10.1590/S0100-40422007000200020
作 者:
Instituto de Tecnolo...
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Química Nova

A low-cost ultrasonic spray dryer to produce spherical microparticles from polymeric matrices

期刊论文
摘要:
The spray-drying technique has been widely used for drying heat-sensitive foods, pharmaceuticals, an...
doi:
10.1590/S0100-40422007000700041
作 者:
Universidade de São ...
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Química Nova

Identification of acetates in elasmopalpulus lignosellus pheromone glands using a newly created mass spectral database and kóvats retention indices

期刊论文
摘要:
Based on a specially created mass spectral database utilizing 23 tetradecenyl and 22 hexadecenyl ace...
doi:
10.1590/S0100-40422007000400029
作 者:
Jham, Gulab N.;Lima,...
作者机构:
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期刊标题:
Química Nova

Sociedade Brasileira de Química: 30 years on

期刊论文
摘要:
On the occasion of the 30th annual meeting of the SBQ, a joint accord between SBQ and RSC was signed...
doi:
10.1590/S0100-40422007000600002
作 者:
Campbell, Simon;Roya...
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Química Nova

Case studies in chemistry

期刊论文
摘要:
The case-study method of instruction is increasing in popularity and instructors of various scientif...
doi:
10.1590/S0100-40422007000300039
作 者:
Queiroz, Salete Linh...
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Química Nova

Enzymatic biosensor for the detection of dithiocarbamate fungicides: kinetic study of aldehyde dehydrogenase enzyme and biosensor optimization

期刊论文
摘要:
Initially, all major factors that affect the rate of the AldH-catalyzed reaction (enzyme concentrati...
doi:
10.1590/S0100-40422007000100003
作 者:
Université de Perpig...
作者机构:
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Química Nova

Complex Dynamics in the bromate/hypophosphite/acetone/manganese and ferroin system

期刊论文
摘要:
New chemical systems have been recently designed for the study of complex phenomena such as oscillat...
doi:
10.1590/S0100-40422007000800026
作 者:
Tokoro, Gustavo;Univ...
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Química Nova

Correlation of anti-inflammatory activity with phenolic content in the leaves of syzygium cumini (l.) skeels (myrtaceae)

期刊论文
摘要:
Phenolic contents of extracts of Syzygium cumini leaves, collected monthly over a one-year period, w...
doi:
10.1590/S0100-40422007000400019
作 者:
Riehl, Carlos Albert...
作者机构:
期刊编号:
期刊标题:
Química Nova
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