18-DIN Black Regular Vertical Dropper Cap

Part 113380 should be judged on technical fit, line performance, and the finished user experience. Qualification should cover thread engagement, liner compatibility, line application, and expected storage conditions. Pipette reach, bulb recovery, graduation needs, and seal integrity should be specified around the intended dose. Product teams may consider it for serums, essential oils, liquid supplements, extracts, and tinctures. Good component decisions here can prevent costly changes during scale-up.