2020/9/1 · Sep. 1st, 2020. Aijiren's 2ml Glass Vial comes in two colors, among which amber glass is popular with customers because it can protect light-sensitive samples.The 2ml Amber Glass Vial provided by Aijiren are all made of 5.0 type borosilicate hydrochloric acid glass, which is relatively inert and does not easily react with reagents.