Aug 16, 2021 · Reagent Bottle-Aijiren Vials for HPLC/GC. All bottles with blue gl45 caps are made of borosilicate glass, including 50ml,100ml,250ml, 500ml, 1000ml and many other types of c 50-500Ml Clear Reagent Bottle Aijiren reagent bottle uses 3.3 grade borosilicate glass, PP screw cap, economical and practical, widely used in Borosilicate