Specification: Dimension: 18mm x 43mm with cap Other than those used for laboratory testing, this vial is also widely used for storage solutions of small amount of chemicals and fumes. The aluminum liner is inert, clean, and forms a very airtight seal that is far superior Even more than the liner used on some low-cost bottles. It can be used to store volatile organic solution such as acetone, fumes, alcohol and acid solution type. And it can keep these liquids for a very long time without drying out. Bottle colour: clear Package includes: 14 pcs 5ml glass vials/bottles