Reduce odors and increase the life of your infrastructure with United 988. United 988 features United’s patented Inter-Core Technology® to provide a continual source of bacteria (10 billion CFU/gram) which help inhibit the production of H2S gas in collection systems. That combined with the quick-releasing center core provides you faster reacting, enhanced protection that is unmatched in the field. This Earth Smart® Certified formulation is safer for use in all types of lines and safer for the environment.