The 200-ml Glass Bottle with 63 mm ROPP Neck is USP Type III tested, 100% non-toxic and 100% lead free. The glass bottle is inert and unreactive and does not leach chemicals into your product even after repeated usage. The glass botte is designed for use in pharmaceutical and nutraceutical industries. Being Amber in color, the glass bottle protect the product from sunlight, and helps increase the shelf life of product.