FI1601 – O-rings made of FKKM for thinner reference cone

The reference cone for image scale determination is equipped with sealing rings to ensure that it can be inserted into the capillary in a liquid-tight manner. You can replace the standard sealing rings with resistant FFKM sealing rings for any necessary cleaning with acetone and reorder these as replacement material: 

• FI1601 O-ring for the reference cone CP1601 for capillaries with a small diameter 
• FI1602 O-ring for the reference cone CP1602 for capillaries with a large diameter 

The O-rings are supplied in sets of 10.