These amber glass vials are produced in our own physical glass factory in Shandong, China, using amber borosilicate glass that blocks more than 90 percent of UV and visible light below 450 nm. The amber ... Leggi di più
These USP Type I borosilicate glass vials are manufactured in our own GMP-compliant factory in Shandong, China, where the complete production chain from glass tube cutting, forming, annealing to final ... Leggi di più