Kjeldahl Flasks
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  1. Pyrex® Flasks, Kjeldahl with plain neck
    Pyrex® Flasks, Kjeldahl with plain neck
    The extra-long neck of the flask acts as an air condenser during the digestion stage and reduces entrainment ...
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  2. Quickfit® Flasks, Kjeldahl with ground neck
    Quickfit® Flasks, Kjeldahl with ground neck
    These flasks were originally developed in the 19th century by Johan Gustav Kjeldahl for use in his new appara...
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The benefits of using our Kjeldahl flasks

The Kjeldahl method subjects flasks to severe chemical and thermal abuse. The Kjeldahl flasks we supply in our Pyrex® and Quickfit® product ranges are manufactured from Pyrex® borosilicate glass for optimum chemical and thermal shock resistance.

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