100 PCS 4ML Clear Small Liquid Sample Glass Vials with Screw Caps 1 Dram 15x45mm Leak-Proof Bottle for Lab, Essential Oil, Perfume, Reagent

High Quality Glass: These vials are crafted from clear Type 1, Class B Borosilicate Glass, featuring low free ion content, a low expansion coefficient, and excellent chemical resistance. They are appropriate for holding all injectable preparations with acid, neutral, and alkaline pH levels.
Leak-proof: The cap includes a PE pad, which, together with the threaded spout, effectively minimizes liquid leakage or evaporation.
Specification: Sample glass vials with black screw caps.
Bottle height (excluding cap): 45mm, bottle
diameter: 15mm.
Cap diameter: 15mm, cap
height: 10mm.
Wide Application: Perfect for general laboratory use as sample bottles, reagent bottles, and for storing essential oils, mineralized makeup, eye shadow, lotions, lip balms, toners, creams, ointments, acrylic powder, and other beauty products. They are also great for holding samples of loose leaf teas, spices, cooking oils, herbs, gold, ink, soil, sand, and paint.
Package: The package contains 100 borosilicate glass vials and 100 black PP caps. Sealed packaging ensures better hygiene and safety