Liquid scintillation vials are the original scintillation vials invented by WHEATON over 60 years ago. Manufactured from low potassium borosilicate glass, PET and HPDE, the WHEATON line of vials is the largest and most diverse in the industry. For additional organization of your vials, use the WHEATON Vial Rack 868806 or M-T Vial File® W228792.