We cater to a wide range of B2B buyers including manufacturers, exporters, suppliers, and traders seeking high-quality 5ml Borosilicate Glass Test Tubes for sample testing applications. Crafted from durable Borosilicate Glass with a 12mm outer diameter, 75mm length, and 1mm wall thickness, these test tubes offer high chemical resistance and are autoclavable for sterilization purposes. Ideal for various industries requiring precise sample handling, our test tubes ensure reliable performance and longevity. Enhance your laboratory operations with our premium quality test tubes designed to meet the demands of modern businesses.