Onion Skin Spore Ampoule ,Each

Details:

Ampule^ mini-spore ampoules - geobacillus stearothermophilus (for steam), onion skin spore, monitoring the efficacy of steam sterilization processes, sealed type i borosilicate glass, dimension: 32 mm x 6.4 Mm, spore population per ampule: 1,000,000, volume: 0.4 Ml, biological indicator