Ames MPF 98/100 is a miniaturized, ready to use Ames Test kit in a liquid microplate format according to ISO 11350. It includes all reagents necessary to run 5 samples with strains TA98 and TA100: 5 vials each of semisolid TA98, TA100, plus Booster, Growth -, Exposure -, Reversion Indicator Media, Ampicillin, Positive Controls, lyophilized Post-Mitochondrial Supernatant S9 from Phenobarbital/Naphtoflavone induced rat liver. Not included in the kit are plastic ware and S9 Cofactor solutions. The kits are quality controlled and do not need a separate quality control (phenotypes) like the agar plate Assay in petri dishes when used as an inhouse test.