12x32mm, 10-425mm Neck Finish Big Mouth Screw Thread
Flat Bottom Glass and Polypropylene Inserts

12x32mm, 10-425mm Neck Finish Big Mouth Screw Thread
Flat Bottom Glass and Polypropylene Inserts

  Item # Description Case Pack
  4035-630 350µL Glass Flat Bottom Insert 1000 pieces View Product
  4035-630Z 350µL Glass Flat Bottom Insert, Silanized 1000 pieces
  4035-630ID 350µL Glass Flat Bottom Insert with ID Ring 1000 pieces View Product
  4035-630IDZ 350µL Glass Flat Bottom Insert with ID Ring, Silanized 1000 pieces
  4035-631 350µL Glass Flat Bottom Insert 1000 pieces View Product
  4035-631Z 350µL Glass Flat Bottom Insert, Silanized 1000 pieces View Product
  4035-631ID 350µL Glass Flat Bottom Insert with ID Ring 1000 pieces View Product
  4035-631IDZ 350µL Glass Flat Bottom Insert with ID Ring, Silanized 1000 pieces View Product

Flat Bottom Inserts are an economical alternative to the conical limited volume inserts.  Designed for use in 2mL large opening crimp top and screw thread vials.  Available with ID ring, at the top of the insert, for easy open-end identification.  Flat Bottom Inserts are available silanized or precleaned.