Bio-Pure Reagent Reservoirs are made from recaputured PET that does not rely on additional fossil fuel-derived petrochemicals. In addition, reservoirs are sealed in bio-degradable bags and packed in recycled cardboard cases. As a result, Bio-Pure Reservoirs are a more eco-friendly alternative. "Trough within a trough" maximizes reagent recovery. A wide base and reinforced sidewalls avoids spills and provides stability. Gamma irradiated RNASE/DNASE free