Latest App Notes & Case Studies
App Note / Case Study
Multi-residue Analysis of PAHs, PCBs and OCPs on an Agilent J&W FactorFour VF-5ms GC Column
During multi-residue analyses, different groups of compounds are analyzed in a single run. Reducing time is one of the most important advantages of this approach. For environmental samples, different analyses usually have to be performed for each type of sample.
App Note / Case Study
Quantitation Limit of Pharmaceuticals by UV Spectrophotometry
Quality control and securing product safety are important in the manufacture of pharmaceutical products, so it is essential that substances other than those specifically approved are not included with the specified ingredients. This means that contaminants from the environment must not become mixed in with the product ingredients and residual substances adhering to the manufacturing equipment must not contaminate the next product to be processed by that equipment.
App Note / Case Study
Absolute Reflectance of Anti-Reflective Film for Solar Cells
Solar cells, devices which convert light energy to electrical energy, are presently undergoing active research. Various innovations are being implemented to raise the conversion efficiency, and one of these is anti-reflective film which is used to increase the amount of sunlight reaching the cell.
App Note / Case Study
Quantitation of Nucleic Acid
The BioSpec-nano has 2 optical pathlengths (0.2 mm, 0.7 mm), allowing quantitation of nucleic acid with sample volumes of 1 µL and 2 µL, respectively. In addition, if the optional cell (sample volume: 2 mL) having a 5 mm pathlength is used, measurement can be conducted using the cell (cuvette).
App Note / Case Study
Analysis of Contaminants in Foods
Concern for food is rising these days due to events of contamination with toxins and deceptive labeling of origin, etc., and one concern related to food safety is contamination with foreign substances.
App Note / Case Study
Analysis of Black Rubber Diaphragm by FTIR and EDX
This Application News article introduces the qualitative analysis of a rubber diaphragm sample using both FTIR and EDX techniques.
App Note / Case Study
Measurement of Minerals in Dietary Supplements by Atomic Absorption
Recently, the development and sales of a variety of dietary supplements have increased dramatically against the background of rising public interest regarding health. This application note introduces the method of analysis of minerals in dietary supplements as specified in the Pharmacopoeia of the United States, where the supplement market now stands at about three trillion yen (33 billion dollars).
App Note / Case Study
Africa and Design of Experiments
Reaction optimisation work using traditional techniques can be complex, time consuming and expensive, but is a vital part of the development of all chemical processes. One approach is the use of statistical experimental design (DoE). This application note gives some guidance on DoE and it’s use with the Africa system.
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