SU1190427A1 - Method of mass spectrometric determining of isotope carbon concentration of methanol - Google Patents
Method of mass spectrometric determining of isotope carbon concentration of methanol Download PDFInfo
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- SU1190427A1 SU1190427A1 SU833673578A SU3673578A SU1190427A1 SU 1190427 A1 SU1190427 A1 SU 1190427A1 SU 833673578 A SU833673578 A SU 833673578A SU 3673578 A SU3673578 A SU 3673578A SU 1190427 A1 SU1190427 A1 SU 1190427A1
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- methanol
- ratio
- determined
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- mass spectrometric
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Abstract
СПОСОБ МАССОСПЕКТРОМЕТРИЧЕСКОГО ОПРЕДЕЛЕНИЯ ИЗОТОПНОЙ КОНЦЕНТРАЦИИ УГЛЕРОДА В МЕТАНОЛЕ, включающий ионизацию вещества, разделение по отношению АЛ/t и измерение интенсивности исследуемых пиков. отличающийс тем, что, с целью повышени точности, экспрессное ти и упрощени анализа, измер ют одновременно интенсивности пиков ионных токов 3 с массовыми числами 31, 32, 33 н 34 и отношение изотопных концентраций углерода J у определ ют из выражени 1JC (j,j.(,,}A(j,,-o,oofl2ffJ,j-0 ,OOm2J,,)J-{J,,-0,00«15a3j-0,0020W -0 ,OOOOOSJj,)0, а изотопную концентрацию углерода13 в процентах определ ют из соот (Л ношени J ;х. оо %. «гA METHOD OF MASSOSPECTROMETRIC DETERMINATION OF THE ISOTOTIC CONCENTRATION OF CARBON IN METHANOL, including the ionization of a substance, separation according to AL / t ratio and measurement of the intensity of the peaks under study. characterized in that, in order to increase the accuracy, rapid expression and simplification of the analysis, the intensities of the peaks of ion currents 3 are simultaneously measured with mass numbers 31, 32, 33 n 34 and the ratio of carbon isotopic concentrations J y is determined from the expression 1JC (j, j . (,,} A (j ,, - o, oofl2ffJ, j-0, OOm2J ,,) J- {J ,, - 0.00 "15a3j-0.0020W -0, OOOOOSJj, 0, and the isotopic concentration carbon13 in percent is determined from the corresponding (L load J; x. oo%. "g
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Application Number | Priority Date | Filing Date | Title |
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SU833673578A SU1190427A1 (en) | 1983-12-20 | 1983-12-20 | Method of mass spectrometric determining of isotope carbon concentration of methanol |
Applications Claiming Priority (1)
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SU833673578A SU1190427A1 (en) | 1983-12-20 | 1983-12-20 | Method of mass spectrometric determining of isotope carbon concentration of methanol |
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SU1190427A1 true SU1190427A1 (en) | 1985-11-07 |
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SU833673578A SU1190427A1 (en) | 1983-12-20 | 1983-12-20 | Method of mass spectrometric determining of isotope carbon concentration of methanol |
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SU (1) | SU1190427A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2461909C2 (en) * | 2010-10-12 | 2012-09-20 | Учреждение Российской академии наук Институт нефтегазовой геологии и геофизики им. А.А. Трофимука Сибирского отделения РАН (ИНГГ СО РАН) | Method of determining isotopic composition of methane |
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1983
- 1983-12-20 SU SU833673578A patent/SU1190427A1/en active
Non-Patent Citations (1)
Title |
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Весной Дж. Массоспектрометри и ее применение в органической химии. - М.: Мир, 1964, с. 356. Там же. с. .133-134. * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2461909C2 (en) * | 2010-10-12 | 2012-09-20 | Учреждение Российской академии наук Институт нефтегазовой геологии и геофизики им. А.А. Трофимука Сибирского отделения РАН (ИНГГ СО РАН) | Method of determining isotopic composition of methane |
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