Burettes with PTFE stopcock, burettes borosilicate, glass burettes, graduated burettes
Description
Borosil burettes, Class A, Borofloat PTFE screw thread, 25Ml x 0.10Ml, Indiv. Cert 5/cs. Generally used in titration process. Comes with Borofloat with PTFE key that is highly resistant to chemical attack. No need to lubricate it as PTFE key is used.