Description. WHEATON® Glass Reagent Bottles, 500mL or 88oz, Clear, 33-430 Finish, Type I Borosilicate Glass. (500 mL Bottle, Reagent, Type I Clear, Labeled) 500mL Reagent Bottles, Type I Borosilicate Glass, Labeled. Manufactured from USP Type I borosilicate glass. Features no-drip pour lip. Pre-attached polypropylene screw cap with PTFE liner.