Table 3

Actual Concentrations of Tween-80 and non-Tween-80 containing solutions at 0, 2, and 4 months stored at room temperature and protected from light, and room temperature exposed to light.



Actual Concentration (% predicted)


Tween-80
Non-Tween-80

Predicted Concentrations (in μM)
Environment
0 month
2 months
4 months
0 month
2 months
4 months

4.0
RT/dark
3.12 (78.0)
1.24 (31.1)
0.79 (19.8)
2.48 (62.0)
0.45 (11.2)
0.04 (1.1)
8.0
RT/dark
6.27 (78.4)
3.93 (49.1)
3.47 (43.4)
4.92 (61.5)
1.06 (13.3)
0.61 (7.6)
16.0
RT/dark
13.74 (85.9)
8.93 (55.8)
8.46 (52.9)
10.37 (63.1)
3.62 (22.6)
1.47 (9.2)
4.0
RT/light
3.12 (78.0)
0.13 (3.2)
0.03 (0.7)
2.48 (62.0)
0.08 (2.0)
0.00 (0.0)
8.0
RT/light
6.27 (78.4)
0.74 (9.2)
0.70 (8.7)
4.92 (61.5)
0.30 (3.7)
0.00 (0.0)
16.0
RT/light
13.74 (82.7)
3.44 (21.5)
1.73 (10.8)
10.37 (63.1)
2.70 (16.9)
1.12 (7.0)

RT/dark = room temperature and protected from light, RT/light = room temperature and exposed to light

Kopec et al. Cough 2008 4:3   doi:10.1186/1745-9974-4-3