Polypropylene Wadless Screw Caps

Polypropylene Wadless Screw Caps

 Designed for secure sealing of laboratory bottles and containers, providing leak-proof closures for general storage of non-hazardous liquids and dry materials.

Product Details:

• Material: 100% polypropylene (PP)

• Design: Continuous thread with wadless construction

• Size: Fits 33-430 neck finish (standard GL45 thread)

• Color: Natural polypropylene (translucent white)

Key Features:

• Chemical Resistance:

  • Withstands acids, bases, and alcohols

  • Not for use with chlorinated solvents

• Secure Seal:

  • Precision-molded threads ensure consistent torque

  • Leak-proof up to 5 psi internal pressure

• Autoclavable:

  • Reusable with sterilization capability (121°C max)

• User-Safe Design:

  • No liners to replace

  • Smooth inner surface prevents contamination

Compatibility:

• Fits most laboratory glassware with GL45 threading

• Suitable for:

  • Media bottles

  • Storage containers

  • General labware

Maintenance:

• Clean with mild detergent

• Inspect threads before reuse

• Replace if cracks or deformation occur