Red pouring ring for standard GL45 screw bottle.
Made of polypropylene plastic polybutene terephthalate (PBT).
Accessory for ISO threaded laboratory bottles. Its use helps the dispensing of a liquid to be better canalized.
Available in different colours and materials.
Resistant to autoclave sterilization up to  200 °C temperature.

White lid with tamper-evident seal and a Teflon (PTFE) inner disc for PP28 screw-on glass bottles.
This cap is designed specifically for PP28 threaded glass jars, offering a secure and reliable closure for a variety of uses.
Manufactured from polyethylene (PP) plastic for durability and chemical resistance.
The tamper-evident closure system ensures that the container has not been tampered with or previously opened. When the cap is screwed on, the seal is sealed, and when opened for the first time, the tamper-evident ring remains on the neck of the bottle as evidence of opening.
It includes a Teflon (PTFE) disc that ensures a tight seal and additional protection against leakage and contamination, ideal for sensitive products.
This closure is an ideal choice for applications where safety, content integrity and chemical resistance are required, such as in the pharmaceutical, chemical, food, and cosmetics industries.

White pouring ring for standard GL45 screw bottle.
Made of polypropylene plastic (PP).
Its use helps the dispensing of a liquid to be better canalised.
Available in different colours and materials.
Resistant to autoclave sterilisation up to 140 °C temperature.

Black butyl rubber septum for DIN45 screw caps with hole
Upper diameter 40 mm
Lower diameter 31 mm
Autoclave up to 140 °C
The closure is complemented by a GL45 screw cap with hole which is not included with this part number, available for purchase as individual parts.

White PP28 standard screw cap with hole to withdraw the contents of the bottle using a syringe needle.
White bottle closure made of polypropylene (PP) with a 5 mm diameter thermoplastic hole, designed to remove the contents of the bottle using a syringe.
Its flexible membrane shrinks when punctured and returns to its original shape when removed, ensuring automatic closure.
It includes a tamper-evident blue security seal that guarantees the integrity of the product before the first use.
Manufactured from pharmaceutical grade materials, it ensures optimal storage conditions and accurate dosing of products.