Burettes are made from the highest quality accurate bore tubing to provide a high degree of accuracy, reliability, and durability. Accuracy as per Class "B". PTFE stopcock and tip detaches from the body of the burette for easy cleaning and convenient replacement of broken tips. Additional Info: Burette, Class B, With Ptfe Detachable Stopcock, 25ml Package Size(L x W x H): 24.1 X 4 X 3 (IN) Categories: Burettes, Glass HTS Code: 7017.90.5000 UNSPSC: 4.11218e+007 Country Of Origin: INDIA