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Crystallographic analysis of the solid solution of iron doped potassium strontium niobate with tetragonal tungsten bronze structure
- 摘要:
- Solid solution of iron doped potassium strontium niobate with KSr2(FeNb4)O15-螖 stoichiometry was pre...
- doi:
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10.1590/S0100-40422010000500012
- 作 者:
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Universidade Estadua...
- 作者机构:
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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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Influence of dissolved sulfides on copper complexation in surface waters using voltammetric methods
- 摘要:
- In this work a sulfide quantification protocol using voltammetric methods was developed to evaluate ...
- doi:
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10.1590/S0100-40422010000600006
- 作 者:
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Universidade Estadua...
- 作者机构:
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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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Chemical identification of chlorophenylpiperazine in seized tablets
- 摘要:
- Designer drug is a term used to describe psychoactive drugs of abuse which are usually synthesized b...
- doi:
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10.1590/S0100-40422010000300042
- 作 者:
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Costa, José Luiz;Lan...
- 作者机构:
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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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A fitoterapia no mundo atual
- 摘要:
- doi:
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10.1590/S0100-40422010000900001
- 作 者:
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Ferreira, Vitor F.;P...
- 作者机构:
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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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The water quality as an indicator of land use and occupation: Gama basin-DF
- 摘要:
- The spread of Bras铆lia isn't accompanied by correct support of land occupation, situation that is re...
- doi:
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10.1590/S0100-40422010000100018
- 作 者:
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Boaventura, Geraldo ...
- 作者机构:
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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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Determination of rutin and narcissin in marigold extract and topical formulations by liquid chromatography: applicability in skin penetration studies
- 摘要:
- A chromatographic technique for determination of rutin and narcissin in marigold extract and topical...
- doi:
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10.1590/S0100-40422010000600019
- 作 者:
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Fonseca, Maria José ...
- 作者机构:
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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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Thermodynamic study of the solubility of sodium naproxen in some ethanol + water mixtures
- 摘要:
- By using the van't Hoff and Gibbs equations the apparent thermodynamic functions Gibbs energy, entha...
- doi:
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10.1590/S0100-40422010000900019
- 作 者:
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Universidad Nacional...
- 作者机构:
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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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Extended Hildebrand solubility approach in the estimation of ketoprofen solubility in ethanol + water cosolvent mixtures
- 摘要:
- Extended Hildebrand Solubility Approach (EHSA) developed by Martin et al. was applied to evaluate th...
- doi:
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10.1590/S0100-40422010000200025
- 作 者:
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Universidad Nacional...
- 作者机构:
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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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Supramolecular organization of cobalt (II) phthalocyanine on the pathway of cysteine oxidation
- 摘要:
- The interest in the chemistry of cobalt (II) tetrasulfonated phthalocyanine (PcTsCo) comes mainly fr...
- doi:
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10.1590/S0100-40422010000300009
- 作 者:
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Santos, Amanda Costa...
- 作者机构:
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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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Evaluation of sample preparation of the detergent powder using factorial design
- 摘要:
- The decomposition of detergent powder samples in a microwave oven and autoclave was evaluated. To es...
- doi:
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10.1590/S0100-40422010000500035
- 作 者:
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Universidade Federal...
- 作者机构:
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- 期刊编号:
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- 期刊标题:
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Química Nova