Hydrogen Peroxide Solution, 6%, 3.8L, Laboratory Grade Capacity_1.7mL encased in a half-circle meridian

encased in a half-circle meridian ring for hands-on geography mapping

demonstrating the principle of resistance thermometry through 4 mm sockets

Reads DC voltage from 200mV to 1000V at ±0

the f/2 geometry balancing convergence and throw for projection-style real-image formation in refraction setups

Stabilizer-free Bunsen burner runs on liquid propane or butane for routine chemistry heating at the laboratory bench

Hydrogen Peroxide Solution, 6%, 3.8L, Laboratory Grade Capacity_1.7mL encased in a half-circle meridianBulk 3. 8 liter supply of 6 percent hydrogen peroxide, sized for classroom demonstrations of catalase activity, elephant toothpaste, and oxidation reactions.