standard ground stoppers
LLG-HEXAGONAL STOPPER NS 10/19, BORO 3.3
LLG-Hexagonal hollow stoppers, borosilicate glass 3.3, pointed
LLG-HEXAGONAL STOPPER NS 12/21, BORO 3.3
LLG-Hexagonal hollow stoppers, borosilicate glass 3.3, pointed
LLG-HEXAGONAL STOPPER NS 14/23, BORO 3.3
LLG-Hexagonal hollow stoppers, borosilicate glass 3.3, pointed
LLG-HEXAGONAL STOPPER NS 19/26, BORO 3.3
LLG-Hexagonal hollow stoppers, borosilicate glass 3.3, pointed
LLG-HEXAGONAL STOPPER NS 24/29, BORO 3.3
LLG-Hexagonal hollow stoppers, borosilicate glass 3.3, pointed
LLG-HEXAGONAL STOPPER NS 29/32, BORO 3.3
LLG-Hexagonal hollow stoppers, borosilicate glass 3.3, pointed