Fig. 4. Effect of varying acetic acid concentration on metal fraction distribution in soil (SRM 2710). Sample weight, 0.25 g; chamber volume, 10 mL; temperatures of Steps I, II, and III were ambient, 65°C, and 55°C, respectively.
Fig. 4. Effect of varying acetic acid concentration on metal fraction distribution in soil (SRM 2710). Sample weight, 0.25 g; chamber volume, 10 mL; temperatures of Steps I, II, and III were ambient, 65°C, and 55°C, respectively.