Benzo (a) pyrene Bioremediation Using Custom Blend Microbes Benzo(a)pyrene is a difficult remediation challenge. It is ... Benzo(A)pyrene is often a most difficult PAH to remove. The test showed that the custom blend ... ... Benzo(A)pyrene is often a most difficult PAH to remove. The test showed that the custom ... ... CL Solutions Custom Blend microbes, however, have successfully remediated benzo(a)pyrene and other PAHs in soil during ex situ ...