1ml 2ml 3ml 5ml Empty Glass Roller Ball Bottles Sample

1ml 2ml 3ml 5ml Empty Glass Roller Ball Bottles Sample. Made of pharmaceutical borosilicate glass, featuring excellent resistance to acid and alkali. Great chemical stability avoids interaction with contents and ensures product stability. Various standard sizes available in stock. Customization on printing, color and dimension is supported, suitable for pharmaceuticals, lyophilized powder, essential oil, cosmetic raw materials and othe. Precision-molded neck perfectly matches rubber stoppers and aluminum caps. Superior sealing performance prevents moisture & oxidation and extends shelf life of contents.