Burettes with straight bore interchangeable PTFE key stopcock, capacity 50ml, Sub. Div. 0.10ml Tolerance ± 0.05ml, class 'A' White graduation (1 per EA )
Automatic Zero Burette, 100ml - Class A - 34/35 Joint Size - 0.10±ml Tolerance, 0.20ml Sub. Divisions - 2000ml Reservoir Capacity - With Intermediate Stopcock & Schellbach Stripe - Eisco Labs BURETTES - AUTOMATIC - GLASS, CLASS A, 100 ML (1 per EA )