Bunsen Burner, LPG, Standard Item Type_Scoop 5cm for large-scale gas collection

5cm for large-scale gas collection over water and chemistry demonstrations

the longest working face in the line stretching beam travel for class-front lateral-displacement demos

and link motion reversing mechanism

and condenser simultaneously to a single flask with two parallel necks plus a 45-degree angled neck for distillation and reaction monitoring

Economy wooden-ring conductivity apparatus with copper

Bunsen Burner, LPG, Standard Item Type_Scoop 5cm for large-scale gas collectionStandard Bunsen burner runs on liquid propane gas for everyday flame heating, boiling, and sterilization in chemistry and biology laboratories.