The G112 is a 1/2 dram amber glass vial with 13-425 neck finish. The vial is a short, slender glass container. Vials are perfect for storing samples like perfumes or rare liquids or other fine products. Glass vials are ideal for pharmaceutical purposes, essential oils, perfumes and essences. Glass has high clarity, can be colored, has high chemical-resistance levels, and has extremely high resistance to heat and cold. This container is amber, a rich and vibrant orange-brown. In the case of glass, this amber color is made by mixing sulfur, iron and carbon into the base glass. Plastics are colored by using pigments. amber containers are shaded from light amber to almost black. This amber color provides some UV protection for light-sensitive products. This item has a 13-425 neck finish. The first number refers to the diameter (in mm), and the second refers to the closure depth, style and thread. This container can be paired with a closure with this matching finish (see Matching Items below).