Through high-resolutionmassspectrometry and two-dimensional NMR spectroscopy, the invention determines the chemical structure of the compound.
采用高分辨质谱和二维核磁共振谱等光谱技术,确定了该化合物的化学结构。
2
They also separated out the DNA from the bacteria and analyzed its composition using a technique called high-resolution secondary ion massspectrometry; the isolated DNA contained arsenic.