Delong neck closures

Designed to be used with the Pyrex® culture flasks with the plain Delong necks, these closures are available manufactured from either aluminium or polypropylene.

  • For use with 1135 culture flasks, 1138/10 Fernbach flasks and 1141 baffled flasks
  • Two types of closure - Anodised aluminium - 2-position polypropylene
  • Both closures are suitable for autoclaving

Product Specification

Grouped product items
Item Code Cap I.D. mm Description Pack quantity
4550/38M 38 Aluminium 10
4540/38P 38 Polypropylene 10

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