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Determination and identification of pyrazole derivative by gas chromatography-mass spectrometry

✍ Scribed by Ulf Rydberg; Jan C. Buijten


Book ID
108335638
Publisher
Elsevier Science
Year
1972
Tongue
English
Weight
256 KB
Volume
64
Category
Article
ISSN
1873-3778

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We present gas chromatographic/mass spectrometric and gas chromatographic/isotope ratio mass spectrometric assays of the 13C enrichment of plasma urea converted to its dimethylaminomethylene derivative. The limits of sensitivity of the two techniques are 0.2% and 0.02%, respectively. The techniques