Laboratory Grade Sodium Nitrate Prill, 500g Chemical_Ammonium Hydroxide Bakelite-stand Ganong potometer pairs a

Bakelite-stand Ganong potometer pairs a glass stopcock with a rigid platform for stable plant transpiration measurement in biology coursework

and interference patterns directly observable to a full classroom

Numbered natural-color skull mounts with a 3D brain and attached cervical vertebrae on a display stand for cranial

and test tubes for home-experiment and themed pretend-play activities

Small group eutrophication kit investigates environmental chemistry through nitrate and phosphate testing

Laboratory Grade Sodium Nitrate Prill, 500g Chemical_Ammonium Hydroxide Bakelite-stand Ganong potometer pairs aPrill form 500g of laboratory grade sodium nitrate, the easier handling pellet shape for solution preparation and oxidation chemistry compared to powder or large crystal forms.