Mitiglinide calcium was quantitated by multiple reaction monitoring (MRM) mode with negative electrospray ionization (ESI -).
采用电喷雾负离子化，多反应监测(MRM)进行定量分析。
The alkylbenzene sulfonates (ABS) have been identified by positive, negative ions electrospray ionization (ESI) coupled with collision activated dissociation (CAD) MS methods.
用正、负电喷雾电离(esi)并结合碰撞活化解离(CAD)质谱法对烷基苯磺酸盐(abs)进行鉴定。
The structures and compositions of the purified petroleum acids were characterized by using infra-red spectrum, nuclear magnetic resonance and negative-ion electrospray ionization mass spectrum.
通过红外光谱、核磁共振和负离子电喷雾质谱三种表征技术鉴定了原油中的石油酸结构和组成。
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