Reagent Grade Copper (II) Sulfate Pentahydrate, 500g Subcategory_Buffers and friction experiments on inclined

and friction experiments on inclined planes and tracks

Soda glass pneumatic trough with concave base measures 12 inches diameter by 6 inches tall for gas collection over water

letting an entire classroom read spherometer values before students work with benchtop units

Triple-parallel plastic pulley with three 50mm wheels on a steel frame with end hooks

sodium benzoate

Reagent Grade Copper (II) Sulfate Pentahydrate, 500g Subcategory_Buffers and friction experiments on inclinedPowdered 500g reagent grade copper (II) sulfate pentahydrate, the finer grained counterpart to the crystal form for faster dissolution in Benedict's reagent and biuret reagent prep.