The ABO typing of blood left at the scene of a crime can help to narrow down a list of suspects. Using this Blood Typing Kit, your students will use agglutination to identify the blood group of unknown blood samples as a step to identify a criminal. The kit contains enough materials for 10 lab groups. Time Required: Complete in 45 minutes. Storage: Room Temperature. The kit includes:. Full instructions. Control ABO simulated blood samples. Unknown simulated blood samples. Anti-A & Anti-B serums. Red dye concentrate. Transfer pipettes. Microtiter plates.