Journal of Analytical Methods in Chemistry / 2012 / Article / Tab 3

Research Article

Direct Quantitative Analysis of Arsenic in Coal Fly Ash

Table 3

Optimization of the furnace program for the analysis of raw coal (liquid sampling system).

Integration 
time (s)
Pyrolysis 
temperature(s)
Rate 
(°C s−1)
Hold time 
(s)
Ar gas 
(L min−1)
Atomizer temperature 
(°C)
Rate 
(°C s−1)
Hold time 
(s)
Ar gas 
(L min−1)
Correlation 
coefficients

4.5120010060Max260010004Mid0.9705
6.0150010030Max250010006Stop0.9960

Mid: 1.0 L min−1, Max: 2.0 L min−1.