Chemical composition of oral cholera vaccine 2001-2002

ABSTRACT

19 lots of oral vaccine producted in the years 2001-2002 at the Company No1 of Vaccines and Biological Preparations were studied. pH=6.9 in the lot 110102, the highest was 7.3 in the lots 050901, 060901 and 091201 (permissible pH=6.8-7.4); thimerosant content from 0.005 g% in the lot 020801 to 0.015 g% in the lots 110102, 120302 and 150502 (permissible content ≤ 0.02 g%); formaldehyde content from 0.005 g% in the lot 060901 to 0.017 g% in the lot 110102 (permissible content ≤ 0.02 g%); total protein content 0.77 g% in the lot 091201 and 1.63 g% in the lot 181002 (permissible content ≤ 2 g%)