Apr. 26, 2016ScienceChemistry & Physics
Different oxidant mixtures were evaluated for microwave-assisted digestion of biological samples. Parameters as HNO3 concentration (2, 7, and 14 mol/L), use of H2O2 and internal volume of the digestion vessels (30 and 100 mL) were studied. ...
Mar. 18, 2016ScienceChemistry & Physics
In the G.I.T. Laboratory CheatSheet "Microscopy" you find all standard features of a light microscope and what one needs to know to use a microscope.
Parts of a microscope
how to calculate the magnification of a micr ...
Mar. 11, 2016ScienceChemistry & Physics
Micro process analytical technologies combine process analytics with micro reaction technology. In-line and on-line reaction monitoring require suitable analytical instrumentation to successfully meet the challenges of the reduced ...
Feb. 12, 2016ScienceChemistry & Physics
The separation of complex mixtures is of great importance in the production of pharmaceuticals, fine chemicals, cosmetics and food products, among others.
As a highly selective separation method, chromatography is ...
Feb. 01, 2016ScienceChemistry & Physics
Nano-micelles in water form the basis for demonstration tests without any hazardous material, greaseless products in cosmetic and for optical functional materials. They may applied as nano laboratories in the aqueous phase.
Sep. 15, 2015ScienceChemistry & Physics
Since Bouguer, Beer und Lambert laid down the theoretical basis for photometry 200 years ago and the fundamental experiments were carried out, the methods regarding instrumentation have changed significantly. Over the last three decades, ...
Aug. 25, 2015ScienceChemistry & Physics
The cumulative parameter COD, is a measure for the organic load of wastewater. Nitrate, nitrite and ammonia are important parameters for the nitrogen elimination in wastewater plants. Along with phosphate, nitrate is an essential plant ...
Aug. 07, 2015ScienceChemistry & Physics
Using either the absorption of light during a concentration dependant colour reaction or the optical characteristics of the contents themselves, one can use the difference in the intensity measured by the photometer to calculate the ...
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