Spore Suspensions/Growth Promotion Test Suspensions

These 10-ml glass vials with screw-top caps contain a septum that enables suspensions to be dispensed using either a pipette or a needle and syringe. Spore suspensions are pure suspensions of viable spores from specific organisms of known resistance to various sterilization processes. Growth promotion test suspensions provide a quality control challenge to each batch or lot of medium, ensuring its growth-promoting qualities.