ISO 17025, 17034
Aquastar®
solid
Karl-Fischer titration: suitable
titration: suitable
460 kg/m3
neat
15-25°C
13 - Non Combustible Solids
WGK 1
Not applicable
Not applicable
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Tips and tricks to completely release water from samples using internal extraction, external extraction and Karl Fischer oven method for accurate determination of water content by Karl Fischer titration method.
The article describes Karl Fischer titration (coulometry with oven and direct volumetric titration with external extraction) in comparison to the loss on drying method for accurate determination of water content in hemp samples.
Foodstuffs often provide a challenge for the water determination by Karl-Fischer. Instant Coffee is such a sample matrix and its water content has influence on quality and shelf life.
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