Stopper, PE for Test Tube

Stopper PE for 16mm test tube flange type,white Cn (100pcs/pack)

Stopper PE for 16mm test tube high grip type,purple Cn (100pcs/pack)

Stopper PE for test tube 11-13mm,blue,kartell*88309-04 (1000pcs/pack)

Stopper PE for test tube 11-13mm,red,kartell*88309-10 (1000pcs/pack)

Stopper PE for test tube 11-13mm,yellow,kartell*88309-06 (1000pcs/pack)

Stopper PE for test tube 11-13mm,neutral,kartell*88309-00 (1000pcs/pack)

Stopper PE for test tube 15-17mm,blue,kartell*88305-04 (1000pcs/pack)

Stopper PE for test tube 15-17mm,neutral,kartell*88305-00 (1000pcs/pack)

Stopper PE for test tube 15-17mm,red,kartell*88305-10 (1000pcs/pack)

Stopper PE for test tube 15-17mm,yellow,kartell*88305-06 (1000pcs/pack)