Function and Applications
Rubber stopper to DIN 12871 with 1 hole 7 mm and 1 hole 2,5 mm.
Equipment and technical data

of elastic natural rubber
good resistance opposite acids and bases
color: red
lower diameter: 26 mm
upper diameter: 32 mm
height: 30 mm
diameter of the hole: 7 mm and 2,5 mm
fitting for:


test-tubes 30 x 200 mm


devices with standardised conical socket SB 29