Black PP Plastic 18-400 Ribbed Skirt Dropper Assembly with Rubber Bulb and 7x66 mm Straight tip Glass Pipette For 1/2 oz Boston Round bottles
Fit Size : 1/2 oz (15ml) Boston Round bottles with 18-400 Neck Finish
Black PP Plastic 18-400 Ribbed Skirt Dropper Assembly with Rubber Bulb and Glass Pipette (fits 15 mL or 1/2 oz bottle). Dropper Assemblies are Composed of a number of parts: the cap, the bulb and the pipette (tube). Dropper assemblies are used with liquids that require precision and intricacy when using the product. Polypropylene (PP) is marked with the resin identification code of 5. PP is less flexible than LDPE, somewhat stiffer than other plastics, reasonably economical, and can be translucent, opaque, or of any color. PP has very good resistance to fatigue, and has an extremely high melting point (320 degrees Fahrenheit or 160 degrees Celsius).
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![Black PP Plastic 15-425 Ribbed Skirt Dropper Assembly with Rubber Bulb and Glass Pipette [Fits 2 Dram Bottle]](https://cdn11.bigcommerce.com/s-sj958r0/images/stencil/338x338/products/730/2978/15-425_Dropper-1__58208.1704078924.jpg?c=2 "Black PP Plastic 15-425 Ribbed Skirt Dropper Assembly with Rubber Bulb and Glass Pipette [Fits 2 Dram Bottle]")