Open Top Cylindrical Dropping Funnel with Glass Key Stopcock, 250mL, Ungraduated, Borosilicate Glass Chemical_Fine White Sand the smaller and larger units

the smaller and larger units letting students compare scale-dependent total internal reflection behavior

and safety data sheets

Labeled-terminal 50-ohm resistance unit at 7

Biodiesel production kit demonstrates green chemistry through transesterification reactions

and lead threading onto string or rod for mass-dependent pendulum period comparisons

Open Top Cylindrical Dropping Funnel with Glass Key Stopcock, 250mL, Ungraduated, Borosilicate Glass Chemical_Fine White Sand the smaller and larger unitsOpen top cylindrical dropping funnel in borosilicate glass holds 250mL with glass key stopcock for controlled liquid addition procedures.