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Thermo Scientific™ Nalgene™ Closures for Dropper Bottles: Bulk Pack

Order these closures to complete the Thermo Scientific™ Nalgene™ Dropper Bottle System. Closures fit dropper bottles 312750 and 312751.

Manufacturer: thermo scientific™  N3127600010

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Limited warranty period: Subject to all warranty requirements and exclusions set out in our Terms and Conditions of Sale, this product is warranted from the date we ship the product and for ninety (90) days thereafter. Disclaimer to internal research use restriction: Any restrictions on the purchaser to utilize the product(s) for internal research purposes only does not apply to the product(s) on the web pages associated with this statement.

Catalog No. 03-390-66B

  • / Case of 2000 Each

Description & Specifications


Neck Finish 15-415
For Use With (Equipment) Dropper Bottles 312750 and 312751.
No. per Pack 2000
Material Polypropylene
Certifications/Compliance Manufactured in compliance with ISO 13485:2003 quality requirements. Dropper Bottle Closures meet the requirements of 21CFR177.1520 for food and beverage use, USP Class VI.
No. per Case 2000
Color White

Order Thermo Scientific™ Nalgene™ Closures for Dropper Bottles to complete the Nalgene Dropper Bottle System. Closures fit dropper bottles 312750 and 312751 and are available in multiple colors to help identify reagents.


  • Polypropylene
  • Available in various colors

Ordering Information:

Dropper Bottle Closures are bulk packed 2000 per case. Order Nalgene controlled-drop dispensing tip (Cat. Nos. 312758, 312759) and dropper bottles (Cat. Nos. 312750, 312751) separately.