What instrument (be specific) or equipment would you use to measure an extracted sample of caffeine?Question:What instrument (be specific) or equipment would you use to measure an extracted sample of caffeine?Caffeine:Caffeine is used in a number of experiments. Some...
Several methods are used to measure viscosity, which is reported in terms of kinematic or absolute viscosity. While most industrial lubricants classify viscosity in terms of ISO standardized viscosity grades (ISO 3448), this does not imply that all lubricants with an ISO VG 320, for example, are...
ReactIRandReactRamansystems enable scientists to measure reaction trends and profiles in real-time, providing highly specific information about kinetics, mechanism, pathways, and the influence of reaction variables on performance. Using molecular spectroscopy, these analyzers track reactants, reagents, inte...
Redox titrations measure a reduction-oxidation reaction between an oxidizing agent and a reducing agent. End-point determination may be made using a potentiometer or a redox indicator if color change is not definitive (as when one of the constituents is potassium dichromate). Analyzing a wine for...
They can be used to measure the amount of an element by measuring its thermal conductivity. Currently, the thermal conductivity of a bolometer is 3.86x10-5 W/K, which is below expectations. However, with the proper design, you can improve the thermal conductance of a bolometer. Microbolometer...
Infrared analysis is the second type of spectroscopy commonly found in a laboratory. Unlike elemental analysis, FTIR provides information on compounds, rather than elements, found in an oil. FTIR measures several useful degradation parameters, so is particularly useful in engine oil samples. Infrared ...
USP <1058> is an important document as it is the only risk-based regulatory guidance on the subject. USP <1058> is an informational general chapter (providing strong guidance) outlining a scientific and risk-based approach to AIQ, but it does not define the acceptance criteria for specific ...
The refractive index of the Nitride layers on silicon wafers is a measure of the surface passivation properties of the nitride layers. Generally, the higher the RI, the more passivation the film will provide. However, a few studies have demonstrated opposite behavior. For example, the RI of th...
How would it affect the magnetic susceptibility measurem What factor affects the carbonyl preferring resonance over induction? What is the largest buret that will deliver 4.8mL with an accuracy of at least 0.5%? What does gas chromatography indicate about the quality of a fractional distillation?
On the other hand, the large scale analysis of numerous further real networks revealed that the value of the hierarchy measure on its own does not always provide a fair characterisation of the importance of hierarchy in the structure of the studied system. According to our results, in some ...