58-Pack Solid Rubber Stoppers Length_38mm and gauze-fronted object and receiving

and gauze-fronted object and receiving screens form this 1

Penny head solid cone stopper in borosilicate glass features 19/26 cone for sealing ground joint vessels with finger-grip top design

Eccentricity-of-center-of-gravity apparatus with a ductile parallelepiped and central plumb line

Zinc alloy natural gas Bunsen burner with flame stabilizer ships with a 2-foot neoprene gas hose for quick bench hookup in chemistry classrooms

and renal pelvis in a single cutaway for entry-level urinary anatomy teaching

58-Pack Solid Rubber Stoppers Length_38mm and gauze-fronted object and receivingPack of 58 solid rubber stoppers in assorted sizes provides comprehensive laboratory vessel sealing for chemistry and educational applications.