General description The 200 Pack Conical Centrifuge Tubes are designed for laboratory use, made from high-quality, high-purity polypropylene. These sterile 15mL tubes come with screw caps, ensuring a leak-proof seal for safe storage of various substances including solids, liquids, powders, seeds, pills, and granular objects. Each tube features a designated white area for easy labeling and an accurate scale printed on the side for convenient measurement. Technical specifications Volume: 15 mL Material: Polypropylene Size: Approximately 12 cm Color: Transparent with blue caps Package Contents: 200 conical centrifuge tubes Other information