Table 4: Stability of BZP and TFMPP in plasma, urine and cell culture medium.

_____________

Concentration (µg/mL)

Plasma sample stability (CV%)

Urine sample stability (CV%)

Cell culture medium sample stability (CV%)

BZP

TFMPP

BZP

TFMPP

BZP

TFMPP

Day 7

4 °C

0.016

6

9

9

11

-

-

0.4

16

7

12

16

-

-

0.625

-

-

-

-

15

4

2.5

-

-

-

-

17

15

10

6

6

15

14

30

15

-20 °C

0.016

6

6

7

12

-

-

0.4

9

4

9

15

-

-

0.625

-

-

-

-

8

8

2.5

-

-

-

-

15

16

10

10

13

15

13

23

12

Day 30

4 °C

0.016

22

112

11

53

-

-

0.4

3

16

25

10

-

-

10

6

22

45

33

-

-

-20 °C

0.016

7

24

26

23

-

-

0.4

1

5

9

9

-

-

10

1

9

20

8

-

-

"-": Not determined.