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    • 9. 发明授权
    • Use of isotopic analysis for determination of aromatic hydrocarbons produced from methane
    • 使用同位素分析测定甲烷产生的芳烃
    • US07754930B2
    • 2010-07-13
    • US11805868
    • 2007-05-24
    • Larry L. Iaccino
    • Larry L. Iaccino
    • C07C13/00
    • C07C2/66C07C2/76Y10S585/941C07C15/08C07C15/04
    • Benzene and xylene are described having a unique distribution of deuterium and 13C such that δ(deuterium) for each of the benzene and xylene is less than −250 and δ(13C) for the benzene is greater than −36 and for xylene is less than −24, wherein δ(deuterium)=(R′sample/R′standard−1)×1000 where R′sample is the ratio of deuterium to hydrogen in the benzene/xylene; and R′standard is the ratio of the natural abundance of deuterium to the natural abundance of hydrogen; and wherein δ(13C)=(R″sample/R″standard−1)×1000 where R″sample is the ratio of 13C to 12C in the benzene/xylene; and R″standard is the ratio of the natural abundance of 13C to the natural abundance of 12C.
    • 描述苯和二甲苯具有氘和13C的独特分布,使得苯和二甲苯中的每一个的δ(氘)小于-250,苯的δ(13℃)大于-36,并且对于二甲苯小于 -24,其中δ(氘)=(R'sample / R'standard-1)×1000其中R'示例是苯/二甲苯中氘与氢的比例; R'standard是氘的天然丰度与氢的天然丰度之比; 其中δ(13C)=(R“样品/ R”标准-1)×1000其中R“样品是苯/二甲苯中13C至12C的比例; 而R“标准是13C的天然丰度与12C的天然丰度之比。