The 12 ml Conical Bottom Centrifuge Tube that we put forward has absolutely transparent, lightweight, sturdy and crack resistance. This is most widely used for testing of petroleum products a per quality standards laid by industry. This type of tube is made from first-in-grade chemically-inert thermoplastics with approved molding technology. It is featured with precise, ready to read graduations for convenience. Comes with outer threads cap, the 12 ml Conical Bottom Centrifuge Tube can be availed with required quantity in protective packaging.