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Ion chromatography (IC) with conductivity detection has been used successfully to determine anionic and cationic substances as well as polar compounds... Read More

The previous installment (Part 38, American Laboratory, May 2010) outlined the regression-diagnostic steps needed when replicates are not exact. Read More

The products we stir, pump, spread, pour, and spray are usually thought of as liquids. Surprisingly, however, it can be demonstrated that they live a ... Read More

Formaldehyde or formaldehyde-releasing preservatives are frequently used in cosmetic preparations such as shampoos and skin-care products for the ... Read More

Surfaces, the two-dimensional outer boundary between the three-dimensional object and its environment,have many attributes and are perceived as the ... Read More

Recent developments in spectrometer design have made the unique capabilities of X-ray photoelectron spectroscopy (XPS) accessible to scientists and ... Read More

While O’Farrell first described two-dimensional electrophoresis (2DE) of proteins 35 years ago, it remains one of the most widely used tools in ... Read More

Whatever your application, when purchasing an XRF analyzer, it all comes down to application. Elemental composition (both the range of elements in ... Read More