250uL glass insert pfeet, Bag,100/pk

250µL Glass Big Mouth Conical LVI Insert, w/spring, pk/100 (min.order 10pk)

350µL Glass Flat Bottom Insert w/ID Ring, Silanized, pk/100 (min.order 10pk)

Silanized - 200µL Glass Conical Insert, no spring, pk/100 (min.order 10pk)