小中大Thermo X7经过 Finnigan德国不来梅工厂重新设计后,成为Thermo X Series II。
你是要Agilent 7500cx 测定11B/10B比值吗?国际原子能机构最近组织了一次 B同位素标准物质对比测试
Aggarwal, J., F. Bohm, et al. (2009). How well do non-traditional stable isotope results compare between different laboratories: results from the interlaboratory comparison of boron isotope measurements. Journal of Analytical Atomic Spectrometry 24(6): 825-831.
cuturl('http://pubs.rsc.org/en/Content/ArticleLanding/2009/JA/B815240C')
事实证明:单接收四级杆型ICP-MS 测定B同位素组成,准确性和精确性太差;单接收扇形磁场HR-ICP-MS 勉强胜任,多接收扇形磁场MC-ICP-MS、正离子热电离质谱P-TIMS 最适合。