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The azomethine-H modified colorimetric method of boron determination at fertilizers.
(Editora Unesp, 1996-01-01)
The present work studied the azomethine-H colorimetric method for boron determination to fertilizers analysis applications. The reagent azomethine-H needs lights conditions of reaction that, jointed to the big sensibility ...
An overview of methods to detect biodegradation limiting conditions
(2018-01-01)
The chapter discusses some limitations to perform the successful results obtained with two methodologies widely used in laboratory scale to environmental conditions. Certainly, the microorganisms are the most important ...
Color stability of resins and nylon as denture base material in beverages
(2011-12-01)
Purpose: Staining of prosthodontic materials may result in patient dissatisfaction and additional expense for replacement. This study aimed to determine the color stability of two heat-cured denture base acrylic (Lucitone ...
Estudo da penetração de agentes ácidos para o condicionamento do esmalte dental em cimentos à base de hidróxido de cálcio.
(1990-12-01)
It was verified the penetration of phosphoric acid into 3 commercial calcium hydroxide-based cements (Life, Renew and Prisma VLC Dycal). The colorimetric method employed permitted the identidication of phosphorus amount ...
Estudo da penetração de agentes ácidos para o condicionamento do esmalte dental em cimentos à base de hidróxido de cálcio.
(1990-12-01)
It was verified the penetration of phosphoric acid into 3 commercial calcium hydroxide-based cements (Life, Renew and Prisma VLC Dycal). The colorimetric method employed permitted the identidication of phosphorus amount ...
Color stability of resins and nylon as denture base material in beverages
(2011-12-01)
Purpose: Staining of prosthodontic materials may result in patient dissatisfaction and additional expense for replacement. This study aimed to determine the color stability of two heat-cured denture base acrylic (Lucitone ...
Optimized Synthesis of Silver Nanoparticles by Factorial Design with Application for the Determination of Melamine in Milk
(Taylor & Francis Inc, 2017-01-01)
A colorimetric method based on silver nanoparticles was developed for the determination of melamine in milk. Silver nanoparticles were synthesized without any stabilizer, using sodium borohydride as the reducing agent. ...
The azomethine-H modified colorimetric method of boron determination at fertilizers.
(Editora Unesp, 1996-01-01)
The present work studied the azomethine-H colorimetric method for boron determination to fertilizers analysis applications. The reagent azomethine-H needs lights conditions of reaction that, jointed to the big sensibility ...