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Industrial Reliability Meets Ergonomic DesignIn fast-paced laboratory and production environments, ease of use is paramount. The ribbed texture of our 15-400 closure provides maximum torque and a non-slip grip, even when handling oils or in humid conditions. This design significantly reduces operational fatigue for researchers and consumers alike. The precision-fit 15mm neck finish ensures a consistent airtight seal on standard glass vials, effectively preventing evaporation and protecting the potency of volatile compounds or high-value essential oils.
Superior Material Compatibility for Diverse ApplicationsWe offer a range of bulb materials, including Silicon, TPE, Butyl, and NBR, to ensure total chemical compatibility with your specific formulation. This flexibility allows procurement managers to source a single closure style for multiple product lines, from acidic chemical solutions to oil-based cosmetics. Each glass pipette is manufactured to high tolerances to eliminate jagged edges and ensure a smooth, clean flow, reflecting the premium quality of the product inside the bottle.
Key Specifications:
Neck Finish: 15-400 / 15-415 Thread Standard (Fine Ribbed Side)
Pipette Material: High-Clarity Type I Borosilicate Glass (Standard or Ball-tip)
Bulb Options: Silicon, TPE, Butyl, or NBR (Tailored for chemical/oil resistance)
Cap Material: BPA-Free Polypropylene (PP) with vertical ribbing
Dispensing Precision: Calibrated for consistent drop volume
Customization: Available in custom pipette lengths and bulb colors to match brand aesthetics
Quality Assurance: Leak-tested assembly compliant with industrial B2B standards
