Universal Indicator Solution, 500mL - Lab-Grade - The Curated Chemical Collection Activity Kits_Blood Typing Two 25mm lenses folding out

Two 25mm lenses folding out together for 7x combined magnification in a pocket housing

1 M Sodium Ferrocyanide

600 turns) and a load hook beneath the core let students isolate the effect of turns from current on electromagnet pull force

Two-inch friction cube with four distinct faces — wood

this 21-inch animal cell model on stand reveals organelles

Universal Indicator Solution, 500mL - Lab-Grade - The Curated Chemical Collection Activity Kits_Blood Typing Two 25mm lenses folding outLaboratory grade universal indicator that displays a continuous color spectrum from red through violet across the pH scale, used for visual pH estimation in solutions.