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Bases

Companies Bases

Alfa Aesar GmbH & Co KG, Germany

Alfa Aesar, now part of Thermo Fisher Scientific is a leading manufacturer and supplier of chemicals, metals, and life science products for research and development. For more than 50 years, scientists have relied on Alfa Aesar to supply high purity raw materials for a variety of research and dev more

News Bases

  • Sending messages using household chemicals

    Nearing the completion of his master’s degree in computer engineering and computer science at York University in Ontario, Canada, Nariman Farsad was considering pursuing further study elsewhere. But his supervisor, Andrew Eckford, convinced him to stay by suggesting an odd line of research. The idea more

  • A battery made of wood?

    A sliver of wood coated with tin could make a tiny, long-lasting, efficient and environmentally friendly battery. But don’t try it at home yet – the components in the battery tested by scientists at the University of Maryland are a thousand times thinner than a piece of paper. Using sodium instead o more

  • European Commission approves BASF’s acquisition of Cognis

    The European Commission approved the acquisition of Cognis Holding GmbH by BASF SE. The approval is subject to the divestiture of businesses that accounted for sales of significantly less than €100 million, which is less than 3% of Cognis’ total sales. In addition, the Chinese authorities approved t more

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Videos Bases

Stanford researchers send text messages using chemicals

Researchers have built a machine that texts sends messages using common chemicals. This system could be used in nanoparticle communication or to send secret notes. more

White papers Bases

  • Automated Dynamic Light Scattering

    DLS analysis is a widely applied, non-invasive method for measuring the effective size of molecules in solution. This technique yields valuable information for the characterization of molecules and particles. It facilitates formerly laborious and tim more

  • What is GHS?

    GHS is a worldwide initiative for standardizing and harmonizing the classification and labeling of chemicals. more

  • Outsourcing to India and China: Cultural diffculties with the perception of costs

    Aparna Singh (AS), Program Manager for the Chemicals Materials and Foods team at Frost & Sullivan India, recently caught up with Mr. Steve Fishwick (SF), Projects Group Director, AstraZeneca at the Frost & Sullivan's Global Life Sciences Summit 2006 more

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Infographics Bases

The Colours & Chemistry of pH Indicators

Most of us, chemists or otherwise, have probably come across pH indicators at one point or another. I’d be surprised if there’s anyone out there who hasn’t, back in school, carried out the standard experiment of adding universal indicator to a variety of household liquids to identify them as acidic more

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Related topics
Definition

Degenerate bases

Degenerate bases Degenerate base symbols in biochemistry are a IUPAC representation for a position on a sequence that can be have multiple possible alternatives. These should not be confused with non-canonical bases , each particular sequence wi ... more

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