Determination of sub-ng g−1 Au in geological samples by ion molecule reaction ICP-MS and CH4 plasma modifier

RSC Advances ◽  
2015 ◽  
Vol 5 (125) ◽  
pp. 103189-103194 ◽  
Author(s):  
Wei Guo ◽  
Wenke Xie ◽  
Lanlan Jin ◽  
Qinghai Guo ◽  
Shenghong Hu
Keyword(s):  
Direct Determination ◽  
Geological Samples ◽  
Molecule Reaction ◽  
Icp Ms

Direct determination of Au in geological samples using a combination of ion molecule reaction ICP-MS and CH4 plasma modifier technique.

A high-performance method for direct determination of ultra-trace REEs in geological samples by ICP-MS using a designed heating-condensing system

2021 ◽  
Author(s):  
Jiaxin Yu ◽  
He Zhao ◽  
Tao He ◽  
Tao Luo ◽  
Wen Zhang ◽  
...  
Keyword(s):  
High Performance ◽  
Direct Determination ◽  
Signal Enhancement ◽  
Geological Samples ◽  
System P ◽  
Icp Ms ◽  
Ultra Trace

Our results firstly indicate that the geometry of the skimmer cone has an important effect on signal enhancement when using a heating-condensing system in ICP-MS.

Determination of cadmium in geological samples by aerosol dilution ICP-MS after inverse aqua regia extraction

2015 ◽  
Vol 30 (9) ◽  
pp. 2010-2016 ◽  
Author(s):  
Qian Xu ◽  
Wei Guo ◽  
Lanlan Jin ◽  
Qinghai Guo ◽  
Shenghong Hu
Keyword(s):  
Direct Determination ◽  
Geological Samples ◽  
Aqua Regia ◽  
Valid Method ◽  
Icp Ms

A valid method is developed based on aerosol dilution ICP-MS after inverse aqua regia extraction for direct determination of trace levels of Cd in geological samples.

An optimized protocol for high precision measurement of Hg isotopic compositions in samples with low concentrations of Hg using MC-ICP-MS

2018 ◽  
Vol 33 (11) ◽  
pp. 1932-1940 ◽  
Author(s):  
Hongyan Geng ◽  
Runsheng Yin ◽  
Xiangdong Li
Keyword(s):  
High Precision ◽  
Precision Measurement ◽  
Direct Determination ◽  
Gas Flows ◽  
High Precision Measurement ◽  
Isotopic Compositions ◽  
Low Concentrations ◽  
Optimized Protocol ◽  
Icp Ms

Optimized gas flows achieved the direct determination of Hg isotopic compositions of 0.1 ng mL−1 solutions.

scholarly journals Slurry nebulisation ICP-MS direct determination of high field strength elements (Nb, Ta, Zr, and Hf) in silicate rocks

RSC Advances ◽  
2019 ◽  
Vol 9 (56) ◽  
pp. 32435-32440 ◽  
Author(s):  
Rui Tong ◽  
Wei Guo
Keyword(s):  
Field Strength ◽  
Inductively Coupled Plasma ◽  
High Field ◽  
Direct Determination ◽  
High Field Strength ◽  
Inductively Coupled ◽  
Icp Ms ◽  
Plasma Mass Spectrometry ◽  
Silicate Rocks

A simple, rapid, and reliable method based on slurry nebulisation inductively coupled plasma mass spectrometry (ICP-MS) was developed for the direct determination of four high field strength elements (HFSEs, namely, Nb, Ta, Zr, and Hf) in refractory silicate rocks.

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