with Glass Key Stopcock, mounted on Reservoir, with Rubber bellow, Accuracy as per class A of IS 1997 : 1982, with works certificate.
Note : Reservoir Capacity for 10ml burettes is 500ml and for 25ml , 50ml & 100ml burettes is 2000ml
with screw type Rotaflow Stopcock with PTFE Key, mounted on Reservoir, Rubber bellow, Accuracy as per class A of IS 1997 : 1982, with works certificate.
with screw type Rotaflow Stopcock with PTFE Key, mounted on Reservoir, Rubber bellow, Accuracy as per class B of IS 1997 : 1982, with works certificate.
with PTFE Key Stopcock, mounted on Reservoir, Rubber bellow, Accuracy as per class A of IS 1997 : 1982, with works certificate.
Note : Reservoir Capacity for 10ml burettes is 500ml and for 25ml , 50ml & 100ml burettes is 2000ml