With Thermo Scientific™ Culti-Loops™ quality control organisms, you get high-performance products and reproducible clinical test results as well as consistent microbiological evaluation of drugs and foods. Thermo Scientific™ RapID™ QC kits contain a ready-to-use set of QC organisms in Culti-Loops format: these are ready-to-use, single-use bacteriological inoculation loops containing stabilized, viable microorganisms in a unique gel matrix.