Journal of Analytical Methods in Chemistry / 2012 / Article / Tab 5

Research Article

Direct Quantitative Analysis of Arsenic in Coal Fly Ash

Table 5

Arsenic concentration (mg kg−1).

As content
Samples codeRaw coal (mg L−1)*Fly ash (mg kg−1)**
FA EP 1FA EP 2FA EP 3

E1.589.3426.2739.12
F***1.3710.5512.1327.03
G***1.3742.9454.4257.85
H****4.29.2223.5128.29
I****4.240.8542.7845.05
J2.6518.5727.8241.02
K1.3410.9614.2316.12

Five raw coal samples.
**Twenty-one fly ash samples.
***F and G were the same raw coal samples.
****H and I were the same raw coal samples.