Introduction: A biological insecticide with stomach action. Used for control of Lepidopterous larvae in agriculture, horticulture, forestry, etc. and Coleoptera, especially the Colorado potato beetle (Leptinotarsa decemlineata) control, also used for control of mosquito and blackfly larvae. Death occurs in 1-4 days. Chemical name: Bacillus thuringiensis CAS number: 68038-71-1 Empirical formula: C22H32N5O16P Formulation: 2000 IU/mL SC, 8000 IU/mL SC, 16000 IU/mg WP, 32000 IU/mg WP