Borosilicate glass made Testing Tubes are perfect for blood specimen collection purpose and also for conducting various chemical tests. These test tubes are offered in various sizes to suit exact application requirement. Widely used in hospitals, clinics, pathological and chemical laboratories, these light weight borosilicate items enable users to view stored content for their transparent look. Thin wall design of these glass items remains breakage or crack proof even after long exposure to different chemicals. These Testing Tubes can be used at different temperature ranges without affecting their shape. Due to round bottom design, special type of holder is used for storing these test tubes.