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.