原文由 wangwangwangw(wangwangwangw) 发表:
I used Thermo X2 for about 4 years. Our ICP-MS changed one mechanic pump, at least 4 electronic boards, one tuneing box, one water valve. Water was leakiing two times from one tubing close the the extention chamber. Two torches were melt.
not recommend Thermo ICP-MS
原文由 laICPMS_gpmr(laICPMS_gpmr) 发表:
各家的仪器其实各有优势,参数都差不多。关键是选择自己合适的。
很久以前用过热电的,没有留下好印象。新仪器没用过,不好评价。PE的用的不多,但背景低是的很大的优势,缺点是灵敏度也相对偏低。Agilent的灵敏度高,背景相对也稍高点,但7500皮实(用了6年基本没找工程师维修过)。7700刚开始用,灵敏度比7500高了点,但没有预期的那么高,而且默认采用高功率对于测定过渡族元素不太好(不知道Agilent的研发工程师是否考虑这点问题)。
当然,要达到搂住的三点要求,其实除了硬件,还可以考虑提高灵敏度、降低干扰的其他方法改进。
原文由 华子(liang523058) 发表:原文由 wangwangwangw(wangwangwangw) 发表:
I used Thermo X2 for about 4 years. Our ICP-MS changed one mechanic pump, at least 4 electronic boards, one tuneing box, one water valve. Water was leakiing two times from one tubing close the the extention chamber. Two torches were melt.
not recommend Thermo ICP-MS
汗了..