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碳的同位素 来自维基百科,自由的百科全书
在常規含碳物質的質譜中,由於會存在約1.1%的13C,因此除了正常的分子離子峰(M)外,還會表現出M+1峰。
在氫譜核磁(1H NMR)中,13C(自旋量子數為1⁄2)的存在會對1H偶合,而產生衛星峰。[2]
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