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Corning™ PYREX™ Polypropylene Flask Closures

Catalog No. 1495785J Shop All Corning Products
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Diameter (Metric) Outer Neck:
Closure Color:

Designed for culture tubes and flasks with long rimless necks

These Corning polypropylene closures are designed for culture tubes and flasks with long rimless necks. Closure offers two positions: open for gas exchange or closed for humidified environment. Internal drip ring minimizes contamination. Closures are autoclavable at 121°C.



Closure ending in -25 fits Cat. No. 4442-125.

Closure ending with -38 fits Cat. Nos. 4442-250, 4442-500, 4442-1 L, and 4442-2L.

Specifications

Closure Color

Natural

Closure Material

Polypropylene

Color

Natural

Diameter (Metric) Outer Neck

3.8 cm

For Use With (Equipment)

Culture tubes and flasks with long ri mLess necks

No. per Case

100/Cs.

No. per Pack

50/Pk.

Product Type

Cap, Flask

Autoclavable

Autoclavable

Disposable

Reusable

Sterility

Non-sterile

Diameter (Metric) Outer

38 mm

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