Kjeldahl digestion News
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Modular and flexible digester for Kjeldahl and reflux digestion
The modular concept of the SpeedDigester multiplies instrument functionality whenever needs are changing. Dedicated air or water reflux accessories allows for COD or trace metal digestion using the same ...
By BUCHI
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ASTM E147 - 61(2011) Standard Specification for Apparatus for Microdetermination of Nitrogen by Kjeldahl Method
This specification covers the design and dimensional requirements for the digestion and distillation apparatus used for the microdetermination of nitrogen by the Kjeldahl method, and modifications thereof at atmospheric pressure. This apparatus is comprised primarily of digestion flasks, micro Kjeldahl digestion rack, one-piece model distillation apparatus, and Pregl (Parnas-Wagner) ...
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Quality control of NPK fertilizers - Rapid and reliable analysis by thermometric titration
Metrohm is pleased to present several titrimetric applications for the fast and straightforward determination of macronutrients such as sulfate, ammonium, potassium, and phosphate in NPK fertilizers. The reaction endpoint is determined using a thermometric sensor. Unlike competing methods such as gravimetric analysis or flame photometry, thermometric titration usually requires no sample ...
By Metrohm AG
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BUCHI Scrubber sponsors water charity
Since April 2016, the BUCHI Scrubber K-415 has been a water sponsor for Helvetas (www.helvetas.ch). What that means is that for every Scrubber sold, BUCHI donates 50 Swiss francs to water supply projects so that more and more people can have access to clean water. The campaign runs until December 31st 2017. Who is Helvetas? Helvetas is a development organisation founded in 1995. It has no ...
By BUCHI
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Environmental Express Introduces HotBlock TKN Systemens to Perform Digestions Automatically
With the new HotBlock® TKN Systems from Environmental Express, the struggle to perform TKN (Total Kjeldahl Nitrogen) digestion is over. Temperature, ramp rate, and hold times are easily programmed. Up to 20 steps can be set up automatically for each digestion procedure. This time-saving system also handles higher temperature capabilities, with the capacity to heat up to 450°C. The block ...
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Maximizing Lab Performance: Discover Essential Tips in BUCHI`s “Testing Lab Essentials” Webinar
BUCHI is focused on providing market-leading solutions for testing labs, offering efficient sample preparation for samples and analytes processing. To showcase how to perform laboratory analysis efficiently, BUCHI is promoting a new free webinar, "Testing Lab Essentials," scheduled for March 27th at 11 am CET. You can register now here. During the event, a team of BUCHI experts will discuss the ...
By BUCHI
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Ammonium - fast and robust determination according to current ISO, EPA, and ASTM standards using direct measurement
Determination of ammonium is one of the most crucial applications for sectors such as water and waste water analysis, fertilizers, and others. Metrohm Application Bulletin AB-133 describes the determination of Ammonium by ion measurement according to ISO 6778, EPA 359.2, EPA 305.3, and ASTM D1426. Tips & Tricks on how on how to deal with possible interferences, sample preparation, and ...
By Metrohm AG
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