For the Lab

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Lab Equipment: Issues to Consider in PCR

PCR (Polymerase Chain Reaction) typically relies on lab equipment such as thermal cyclers (also known as PCR machines) to amplify strands of DNA in order to replicate millions of copies of a DNA sequence. The…


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Deciding Which Spectrophotometer to Choose

As an analytical instrument, the spectrometer, or spectrophotometer, identifies a chemical species and/or structure, or the concentration of substances. Several types of spectrophotometers are available. Here’s a brief primer on how the various types work:…


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For More Precision, Try Graduated Cylinders

When measuring liquids in the laboratory, the graduated cylinder provides a more accurate option over beakers and flasks. Choose from plastic or glass cylinders. The capacity range for most plastic cylinders is 10 to 2000…


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Flowmeters: What Type Will Work Best for Your Application?

From magnetic to variable-area to Coriolis, the options in volumetric-based flowmeters are plentiful. Yet there are distinct differences in functionality, accuracy, and certainly price. To select the best model for your specific use without overspending,…