Two Parallel Necks Multiple Adapter, 29/32 Socket and 29/32 Cone, Borosilicate Glass Subcategory_Sound and Resonance Test tube with side arm

Test tube with side arm in borosilicate glass measures 125 x 16mm for gas collection

Greatly enlarged pituitary-hypothalamus complex exposes the anterior and posterior lobes with connecting infundibulum for endocrine anatomy and physiology teaching

this metal-base board tensions six 1-meter wires side by side with 4mm socket terminals at each end

supplying steady low-voltage current to electronics and optics circuits on student benches

ten 6 by 4-inch acrylic plane mirrors arrive as a 10-pack

Two Parallel Necks Multiple Adapter, 29/32 Socket and 29/32 Cone, Borosilicate Glass Subcategory_Sound and Resonance Test tube with side armMultiple adapter in borosilicate glass features two parallel necks with 29 32 sockets for connecting multiple components in chemistry apparatus.