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. 2012 Jan 25;2(3):220–225. doi: 10.1016/j.jpha.2012.01.007

Table 3.

The nonspecific adsorption of esmolol with ultrafilter (n=3).

Spiked amount (μg/mL) APBS Aultrafiltrate P (%) P¯ (%)

0.5 12,063 11,582 3.81 2.80
3 71,873 70,551 1.84
15 358,945 349,038 2.76