500pcs Plastic Small Vials Cold Storage Tubes Test Cryovial Tubes with caps

$17.99

500pcs Plastic Small Vials Cold Storage Tubes Test Cryovial Tubes with caps500pcs Plastic Small Vials Cold Storage Tubes Test Cryovial Tubes with caps500pcs Plastic Small Vials Cold Storage Tubes Test Cryovial Tubes with caps

DescriptionThis is a frozen test tube, mainly made of light and durable plastic material, which is safe and gentle, strong and freeze resistant, and will serve you well. Reasonable design, excellent workmanship, reasonable structure and volume can better help you collect liquid for sample storage.Features- Color: Random color. - Material: Plastic. - Size: 4.50X1.30X1.30cm/ 1.77X0.51X0.51in.- Capacity: 2ml. - The product is made of safe plastic material, durable, strong and suitable for experimentation. - Precise graduations on the tube allow you to read the exact amount of liquid. - You don't need to worry about deformation or breakage, the thickened plastic material is specially designed for freezing. - Can be used in school, science labs and is a great tool for chemical experiments. - The ergonomic nut is easy to tighten and provides a good seal even on bumpy rides.