Polystyrene is optically clear for easy viewing of sample or colorimetric testing Tubes feature molded graduations Easy to write on flat surface polyethylene (HDPE) caps Plastic rack is manufactured from polypropylene and is autoclavable, reusable, and recyclable Design of bottom prevents racks from sticking/freezing to surfaces Widely spaced design catches drips and allows tubes to be retrieved more easily (300 per CS )
Polystyrene is optically clear for easy viewing of sample or colorimetric testing Tubes feature molded graduations Easy to write on flat surface polyethylene (HDPE) caps Plastic rack is manufactured from polypropylene and is autoclavable, reusable, and recyclable Design of bottom prevents racks from sticking/freezing to surfaces Widely spaced design catches drips and allows tubes to be retrieved more easily