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The Chemical Analysis of Argonne Premium Coal Samples

Edited by Curtis A. Palmer
U.S. Geological Survey Bulletin 2144


Coal ash by inductively coupled plasma-atomic emission spectrometry and inductively coupled plasma-mass spectrometry

By Allen L. Meier, Frederick E. Lichte, Paul H. Briggs, and John H. Bullock, Jr.

Table 29: Operating conditions for coal ash determinations by ICP-MS

Sweeps/Replicate 50
Number of replicates 1
Points/Peak 1
Redolution Variable
Calculation frequency Replicate
Polarity +
Plasma RF Power 1300 W
Sheath flow minimum CeO to Tb ratio L/min
nebulizer flow 1.0 L/min
Plasma flow 16.0 L/min
Nebulizer pressure 60.0 psi
Sample uptake rate 1.8 mL/min
Sample delay time 50 s
Sampler wash time 30 s
Delivery line temp 10° C
E 1 lens 90
P lens 30
S2 lens 02
B lens max Tb
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