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Extraction methods for quantification of available manganese in fertilizers
- 摘要：
- The solubility of Mn in different fertilizers (MnSO4.H2O-p.a., MnO2-p.a.+MnO-Ind., MnO2-Ind.+MnO-Ind...
- doi：
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10.1590/S0100-40422007000700022
- 作 者：
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Carvalho, Janice Gue...
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Química Nova
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Detailed crystallization study of co-precipitated Y1.47Gd1.53Fe5O12 and relevant magnetic properties
- 摘要：
- The crystallization process of co-precipitated Y1.5Gd1.5Fe5O12 powder heated up to 1000 脗潞C at rate ...
- doi：
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10.1590/S0100-40422007000700009
- 作 者：
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Serra, Rogério Arvin...
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- 期刊标题：
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Química Nova
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Special calys: chemically modified clays - a review
- 摘要：
- The simultaneous use of the specific values of some structural and chemical properties of clay miner...
- doi：
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10.1590/S0100-40422007000500042
- 作 者：
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Universidade de São ...
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- 期刊标题：
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Química Nova
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Chemical composition of DREGS
- 摘要：
- Dregs is an alkaline solid by-product generated in the cellulose manufacturing industry that could b...
- doi：
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10.1590/S0100-40422007000700032
- 作 者：
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Campos, Mari Lucia;U...
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- 期刊标题：
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Química Nova
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Alternative technique for biodiesel quality control using an optical fiber long-period grating sensor
- 摘要：
- We report the use of an optical fiber sensor to measure the soybean oil concentration in samples obt...
- doi：
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10.1590/S0100-40422007000700034
- 作 者：
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Cação Jr., Eduardo;F...
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- 期刊标题：
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Química Nova
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Propolis from southeastern and northeastern of Brazil: the influence of seasonality in antibacterial activity and phenolic composition
- 摘要：
- The composition and biological activities of propolis, a resinous hive product collected by honeybee...
- doi：
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10.1590/S0100-40422007000700003
- 作 者：
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Castro, Myrella Léss...
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- 期刊标题：
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Química Nova
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Treatment of groundwater contaminated with chlorinated compounds using elemental iron and Fenton's reagent
- 摘要：
- The remediation of groundwater containing organochlorine compounds was evaluated using a reductive s...
- doi：
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10.1590/S0100-40422007000700024
- 作 者：
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Jardim, Wilson F.;Rh...
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- 期刊编号：
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- 期刊标题：
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Química Nova
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Nitrate (NO3-) and ammonium (NH4+) contents in the Barreiras aquifer waters in the districts of Reduto, Nazaré and Umarizal - Belém, PA
- 摘要：
- This paper evaluates the occurrence of nitrate and ammonium in the Barreiras aquifer in the metropol...
- doi：
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10.1590/S0100-40422007000800003
- 作 者：
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Universidade Federal...
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- 期刊编号：
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- 期刊标题：
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Química Nova
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Study of the effect of thermal treatments of PtRu/C catalysts on the hydrogen oxidation reaction in the presence of CO
- 摘要：
- In this work the effects of time and temperature of thermal treatments under reducing atmosphere (H2...
- doi：
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10.1590/S0100-40422007000500038
- 作 者：
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Lopes, Pietro Papa;T...
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- 期刊编号：
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- 期刊标题：
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Química Nova
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Endocrine disruptors in the enviroment
- 摘要：
- Although the hypothesis that environmental chemicals may exhibit endocrine disrupting effects is not...
- doi：
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10.1590/S0100-40422007000300032
- 作 者：
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Jardim, Wilson F.;Gh...
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- 期刊编号：
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- 期刊标题：
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Química Nova
