block digester Articles

  • TKN/Ammonia in Water & Wastewater by Steam Distillation

    The determination of total Kjeldahl Nitrogen (TKN) in water and waste water is a routine procedure used to ensure water quality. A simple and fast procedure for TKN determination as described in ISO 5663-1984, EPA 351.3, and AOAC 973.48 regulations, is introduced below. The sample is digested with sulfuric acid using the SpeedDigester K-436 or K-439, followed by distillation and titration with ...


    By BÜCHI Labortechnik AG

  • Huber sludge treatment plant on the black sea coast - Case study

    The Bulgarian Black Sea Coast along the city of Varna with 300,000 residents is an important economic factor, especially due to its touristic potential. The European Union decided in 2002 to give aid money for the protection of the Black Sea, in particular for upgrading and building new local sewage treatment plants. The capacity of the sewage treatment plant at Varna could therefore be expanded ...


    By Hydroflux Pty Ltd

  • Buy Smarter – what questions should you ask when buying a Spectrophotometer?

    Spectrophotometers are relied on by a wide range of laboratories, for tests ranging from specific parameters, like chlorine or metals concentrations, right through to complex analyses of reaction kinetics. When choosing a spectrophotometer the range of specifications and price is vast, so take the time to list the features you need before you buy and make sure you choose the right one. ...


    By Camlab Limited

  • The best solution to blocked drains caused by the build up of fat, oil and grease?

    What is the most proactive solution for companies that need to combat the build-up of fat, oil and grease and end the costly problem of clearing blocked drains.  It is estimated that fat, oil and grease causes approximately 75pc of blocked drains and related floods requiring the need to clear clogged drains. Despite the management of waste streams that can cause blocked drains being taken ...


    By Cleveland Biotech Ltd.

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