Table 7.

Effect of salt type on virus adsorption to 1MDS filters at pH 3.5a

Virus% Viral adsorption
BufferbBuffer containing 0.1 M AlCl3Buffer containing 0.2 M MgCl2Buffer containing 0.6 M NaCl
MS295 Ac 5 B10 C13 C
φX17485 A10 B24 C31 C
Poliovirus 199 A10 B36 C20 C
Mean9382321
  • a Experiments were performed as described in Table 1, footnote a, except that the ionic strength of the salts was maintained at 0.6.

  • b Values from Table 1.

  • c Values on the same line followed by the same letter are not significantly different at P = 0.05.