Automatic burettes, Pellet pattern, borosilicate glass 5.4 amber, class B, with stopcock
Amber borosilicate glass type 5.4.Silberbrand. With intermediate stopcock.
25ml: Class B, Tolerance to DIN EN ISO 385.
50ml: Class B, to DIN EN ISO 385.
Automatic zero point setting. Graduations and inscriptions in white enamel. Intermediate stopcock for evacuation of remaining liquid. Calibrated to deliver. Choice of models, either with PTFE or glass key dispensing and intermediate stopcocks. Complete with 2-litre soda-lime glass reservoir (160mm dia. x 200mm height, with 29/32 ground glass neck). Overall height with bottle approx. 1m.
Capacity 25* ml
Grad. 0.1 ml
Tolerance 0.08 ± ml