Biological Waste Digestant

MBI-500™ granulated is an economical, proprietary combination of biologicals used to accelerate biodegradation of wastes found in grease traps, food processing plants and lagoons, septic tanks, and agricultural waste collection systems. It degrades unsaturated fat, oil, milk, starch, protein, and other biologically derived waste. The metabolic processes of MBI-500™ microbes produce biochemicals and enzymes that break down targeted wastes.  MBI-500™ comes as a ready to use powder formulation




MBI-500™ granulated includes multiple strains of facultative microbes which remain active in aerobic or anaerobic conditions.

MBI-500™ granulated

  • Product Specifications

    Color                                     yellowish tan powder

    pH                                         not applicable

    Specific gravity                    <1.0 (as unpacked material)

     Freeze point                         NA

    Viscosity                              NA

    Odor                                      earthy


    The technical staff of Micro-Bac International, Inc.® can provide dosage recommendations based on the design, volumes and flow rates of the system to be treated.

  • Application

    MBI-500™ granulated can be applied manually. MBI-500™ granulated performs within a pH range of 5 to 9, with best activity at a pH of 7. The temperature range for treatment with MBI-500™ is 50°F to 110°F (10°C to 45°C).

  • Handling and Safety

    MBI-500™ granulated is a non-pathogenic, biological product that meets EPA requirements for release into the environment and is approved for use in facilities regulated by the USDA. Special clothing or equipment is not required for handling MBI-500™ granulated. Routine hygiene should be observed.


    MBI-500™ granulated is shipped in 5 kilograms (11 lbs) containers F.O.B. Round Rock, Texas.