Matrix

Concentration range (µg/ml)

Correlation^a ( r² )

Slope^a

Intercept^a

Perfusate^b

1 - 40

0.99 ± 0.01

21.5 ± 1.46

1.20 ± 1.33

KHS buffer

10 - 100

0.99 ± 0.01

3.96 ± 0.12

0.91 ± 3.96