Item # Description
  4015BS-529 150µL Glass Conical Limited Volume Insert, Precision-Formed Mandrel Interior, w/Bottom Spring, 100 per case View Product
  4015BS-529Z 150µL Glass Conical Limited Volume Insert, Precision-Formed Mandrel Interior, w/Bottom Spring, Silanized, 100 per case
  402-536 200µL Glass Conical Limited Volume Insert, Precision-Formed Mandrel Interior, No Spring, 100 per case View Product
  402-536Z 200µL Glass Conical Limited Volume Insert, Precision-Formed Mandrel Interior, No Spring, Silanized, 100 per case
  402BS-536 200µL Glass Conical Limited Volume Insert, Precision-Formed Mandrel Interior, w/Bottom Spring, 100 per case View Product
  402BS-536Z 200µL Glass Conical Limited Volume Insert, Precision-Formed Mandrel Interior, w/Bottom Spring, Silanized, 100 per case
  4025-629 250µL Glass Big Mouth Conical Limited Volume Insert, Precision-Formed Mandrel Interior, No Spring, 100 per case View Product
  4025-629Z 250µL Glass Big Mouth Conical Limited Volume Insert, Precision-Formed Mandrel Interior, No Spring, Silanized, 100 per case View Product
  4025BS-629 250µL Glass Big Mouth Conical Limited Volume Insert, Precision-Formed Mandrel Interior, w/Bottom Spring, 100 per case View Product
  4025BS-629Z 250µL Glass Big Mouth Conical Limited Volume Insert, Precision-Formed Mandrel Interior, w/Bottom Spring, Silanized, 100 per case View Product
  4025-540 250µL Glass Conical Limited Volume Insert, Precision-Formed Mandrel Interior, No Spring, 100 per case

Due to the conical design of the snap plug, limited volume inserts used in the shell vial stay centered and straight allowing for easy sample evacuation.  Limited volume inserts are available silanized or precleaned.