High quality glass made - Made from clear Type 1 Class B borosilicate glass, hard and durable, long-lasting, can be used repeatedly
Black Polypropylene caps - All vials come with screw-on black Polypropylene caps & PE liner attached. The cap finish : clear glass 15-425 thread .
Easy to carry - Perfect for travel, and conveniently fits in your purse. With screw cap, Good sealing, avoid leaking.
Application - Ideal for general laboratory using sample bottle, reagents bottle, storing small amount of chemical solutions and fumes. Also can be used for cosmetic liquid, Essential Oil etc.