Large volume reservoir, must be used with a reservoir rack. 30 mL maximum volume. 5 reservoirs packed in separate bags, 10 bags per set. All reservoirs are PCR clean (free of human DNA, DNase, RNase and PCR inhibitors) and made of polypropylene. Production batch-tested, certified. Also available in 100 mL version or as 400 mL directly in SBS format.