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  1. wittymoniker

    405nm violet as use for a camping water disinfectant

    From a uv disinfectant solution website: "It appears that 405 nm light can achieve inactivation of many bacteria; however, the fluences required for 1-log inactivation are very high (60 to 120 J/cm2)." ... for what they are calling 4-log inactivation, which is supposedly where 3-4 log...


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