SpinChem™: rapid element purification from biological and geological matrices via centrifugation for MC-ICP-MS isotope analyses – a case study with Zn

2020 ◽  
Vol 35 (5) ◽  
pp. 863-872
Author(s):  
Brandon M. Mahan ◽  
Fei Wu ◽  
Anthony Dosseto ◽  
Roger Chung ◽  
Bruce Schaefer ◽  
...  

SpinChem™ ion exchange chromatography (IEC) for subsequent MC-ICP-MS isotope analyses – revolutionizing sample throughput in isotope geochemistry, literally.

2003 ◽  
Vol 18 (7) ◽  
pp. 702 ◽  
Author(s):  
J�r�me Comte ◽  
Philippe Bienvenu ◽  
Eric Brochard ◽  
Jean-Marie Fernandez ◽  
Gilbert Andreoletti

Author(s):  
Solveig Eckerbom ◽  
Yngve Bergqvist ◽  
Jan-Olof Jeppsson

The Pharmacia Mono S column for glycated haemoglobin (HbA1c) was compared with Mono S HR 5/5 and three other cation exchange columns to optimize analysis of HbA1c. This column allows a significant decrease in separation time, resulting in a sample throughput of 12 samples per hour. The choice of parameters for integration of peak areas in the chromatograms is very important for reproducible results. Since pure calibrators of HbA1c are not available, the relative contribution of HbA1c to the total amount of haemoglobin is calculated. We have compared valley-to-valley integration with baseline integration to assess reproducibility. Valley-to-valley integration significantly enhances the reproducibility of the method and is therefore preferable for routine analyses of HbA1c.


2015 ◽  
Vol 30 (12) ◽  
pp. 2554-2554
Author(s):  
R. Bast ◽  
E. E. Scherer ◽  
P. Sprung ◽  
M. Fischer-Gödde ◽  
A. Stracke ◽  
...  

Correction for ‘A rapid and efficient ion-exchange chromatography for Lu–Hf, Sm–Nd, and Rb–Sr geochronology and the routine isotope analysis of sub-ng amounts of Hf by MC-ICP-MS’ by R. Bast et al., J. Anal. At. Spectrom., 2015, 30, 2323–2333.


2014 ◽  
Vol 29 (10) ◽  
pp. 1819-1826 ◽  
Author(s):  
K. Van Hoecke ◽  
V. Devulder ◽  
P. Claeys ◽  
P. Degryse ◽  
F. Vanhaecke

Two boron isolation methods, microsublimation and ion exchange chromatography, were compared in terms of B recovery, procedural blank, matrix removal efficiency, accuracy and precision of δ11B, labor intensiveness and costs.


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