Open Top Cylindrical Dropping Funnel with PTFE Key Stopcock, 50mL, Ungraduated, Borosilicate Glass Subcategory_Filtration Equipment Pairs 50mm length and 50mm

Pairs 50mm length and 50mm faces on a polished acrylic equilateral prism with 60-degree angles

promoting airflow through glassware and plasticware during post-wash drying on the bench

this double-convex converging lens gathers parallel light to a single focal point for bright image-formation demonstrations

preserving field strength between magnetism and field-line activities

Open Top Cylindrical Dropping Funnel with PTFE Key Stopcock, 50mL, Ungraduated, Borosilicate Glass Subcategory_Filtration Equipment Pairs 50mm length and 50mmOpen top cylindrical dropping funnel in borosilicate glass holds 50mL with PTFE key stopcock for controlled liquid addition in chemistry procedures.