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Application Notes

 
Multi-residue Analysis of PAHs, PCBs and OCPs on an Agilent J&W FactorFour VF-5ms GC Column
Application Note

Agilent Technologies

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.

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Quantitation Limit of Pharmaceuticals by UV Spectrophotometry
Application Note

Shimadzu

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.

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Absolute Reflectance of Anti-Reflective Film for Solar Cells
Application Note

Shimadzu

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.

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Quantitation of Nucleic Acid
Application Note

Shimadzu

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).

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Analysis of Contaminants in Foods
Application Note

Shimadzu

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.

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Analysis of Black Rubber Diaphragm by FTIR and EDX
Application Note

Shimadzu

This Application News article introduces the qualitative analysis of a rubber diaphragm sample using both FTIR and EDX techniques.

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Measurement of Minerals in Dietary Supplements by Atomic Absorption
Application Note

Shimadzu

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).

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Aroma research, flavour science, production process control
Application Note

Ionicon Analytik GmbH

Proton Transfer Reaction-Mass Spectometry (PTR-MS) with its online measurement capabilities enables researchers to quantify compounds in the nose space air of test persons.

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Monitoring of volatile organic contamination in cleanroom environments
Application Note

Ionicon Analytik GmbH

Airborne molecular contamination (AMC) is a concern for any high technology manufacturing process, especially in the microelectronics industry. Organic contamination may cause adverse effects on production tools and consequently increase costs for high-tech companies.

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Real-time Measurement of Plant Defense and leaf Wounding Reactions.
Application Note

Ionicon Analytik GmbH

Common methods of analyzing compounds released when leaves are wounded do not have the capability to monitor reactions of the plants in a time resolution high enough to reveal underlying reaction sequences.

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