Enhance your laboratory experiments with high-quality polystyrene test tubes from Go Science Crazy. Measuring 12mm in outer diameter and 75mm in length, these test tubes are lightweight, durable, and crystal-clear for easy sample observation. Perfect for educational labs, research facilities, or general scientific use, they are ideal for mixing, storing, and heating non-corrosive substances. Their seamless design ensures reliable performance, while the polystyrene material provides excellent resistance to breakage, making them a cost-effective choice for routine lab work. Upgrade your lab essentials today! Visit Go Science Crazy to order your polystyrene test tubes.