Our Black Glass Dropper with Tamper Evident Seal includes an 18-410 Ribbed Skirt Non-Child-Resistant Assembly. This dropper assembly features a Black silicone bulb. However, it does have a non-child-resistant polypropylene cap. Therefore, opening this cap is fairly easy, you twist counterclockwise to open it.
In addition, the dropper features a Tamper-Evident cap assembly that has a disconnecting ring when opened for the first time. Above all, a 110 mm round tip glass pipette with dispensing between 0.5 mL – 1.0 mL of liquid per stroke. This item has an 18-410 neck finish. For instance, the first number refers to the diameter (in mm), and the second refers to the closure depth, style, and thread.
Therefore, polypropylene dropper caps make precise dispensing easy. For instance, it is great for a variety of uses from aromatherapy to essential oils. Polypropylene marked (PP) has very good resistance to fatigue and has an extremely high melting point. (320 degrees Fahrenheit or 160 degrees Celsius)
In conclusion, you can pair this 18-410 Black Glass Cap with an evident Seal with various bottles that match an 18-410 neck finish, and a 110 mm black tamper-evident bottle height.
