EACH DOSE WILL CONTAIN THE FOLLOWING MINIMUM TITER AT TIME OF;RELEASE.;1. FOR NEWCASTLE VIRUS B1 TYPE B1 STRAIN...1 X 10^6(10^6) EID50;2. FOR BRONCHITIS VIRUS M48 STRAIN.....3.2 X 10^3(10^3.5) EID50;PRESERVATIVE: A COMBINATION OF PENICILLIN G AND STREPTOMYCIN;SULFATE IS USED.;STABILIZER: A. 50% OF A 20% W/V SOLUTION OF DRV MILK.;B. 50% OF A 20% W/V SOLUTION OF PROTEOSE PEPTONE #3.