Bellco Sub-category | Freeze-Dry Ampoule Constriction Neck |
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[No.4019-00001] Freeze-Dry Ampoule Flat Bottom Constriction Neck 1mL
Type 1 Class A Borosilicate Glass for freeze drying or cryogenic storage. The neck has pre-drawn constriction to facilitate sealing. Tubular with firing off constriction on the neck. Rigidly controlled bottom to withstand pressure at low temperatures.