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A CHN Analyzer is a scientific instrument which can determine the elemental composition of a sample. The name derives from the three primary elements measured by the device: carbon (C), hydrogen (H) and nitrogen (N). Sulfur (S) and oxygen (O) can also be measured. Such analyzers usually use very small quantities, many times around 1 to 3 mg of the sample
The analyzer uses a combustion process to break down substances into simple compounds which are then quantified, usually by infrared spectroscopy.
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shy-1013

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3Â¥: Originally posted by yingying1588 at 2013-10-27 23:16:14

2013-10-28 08:45   »Ø¸´  
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