Borosil® Solid Penny Head Glass Stopper, Interchangeable Ground Joint 45/40, CS/20 Specifications Material: 3.3 Borosilicate Color: Clear Neck Type: Stopper Joint Size: 45/40 Class/ Quality Grade: Type I, Class A Quantity...
Borosil® Solid Penny Head Glass Stopper, Interchangeable Ground Joint 45/40, CS/20 Specifications Material: 3.3 Borosilicate Color: Clear Neck Type: Stopper Joint Size: 45/40 Class/ Quality Grade: Type I, Class A Quantity...