Banana has a natural content
corresponding to 0.015 lg K1/mL in the final extract and was
spiked corresponding to 0.2 lg K1/mL, whereas mushrooms has a
natural content corresponding to approx.0.001 lg K1/mL in the
final extract and was spiked corresponding to 0.02 lg K1/mL in the final extract (Table 2).