Dialysis Tubing, 32mm Width, 10 Feet Glass Columns & Condensers_Vigrex Columns Refill kit provides replacement materials

Refill kit provides replacement materials for forensic drug and poison analysis activities with chemicals

mounted on a polished hardwood base with heavy plated-brass end plates and 4mm sockets

glazed inside and outside

and sedimentary samples for deeper classroom identification practice

Longitudinal dissection through an angiosperm ovary exposes pollen tube growth

Dialysis Tubing, 32mm Width, 10 Feet Glass Columns & Condensers_Vigrex Columns Refill kit provides replacement materialsUsed in osmosis and dialysis experiments, this roll of 12 14 kDa cutoff dialysis tubing lets students explore selective molecular transport across a semipermeable membrane.