Item # Description
  401F-529 100µL Glass Conical Limited Volume Insert, Precision-Formed Mandrel Interior, with Plastic Flange, 100 pieces View Product
  401TF-529 100µL Glass Conical Limited Volume Insert, Precision-Formed Mandrel Interior, with Glass Flange, 100 pieces View Product

 

Inserts are available preassembled with a polymer bottom spring. The polymer spring acts as a shock absorber that protects against breakage if the needle bottoms out. The conical design permits complete sample removal.  Limited volume inserts are available silanized or precleaned.