Low-Level Peroxide Test Strips, 0-100ppm, 50-Vial Physics_Waves & Oscillation Tirrill burner on a stable

Tirrill burner on a stable octagonal base adds air

5-inch female pelvis model demonstrates 9-month pregnancy anatomy and fetal positioning before delivery for obstetrics teaching

Entry-level two-part human skull model separates the skull cap to reveal the cranial cavity for introductory head-anatomy teaching at secondary and college levels

and 3 rods for multi-configuration study

Neoprene Bunsen burner hose sized to fit 8-10 mm gas-inlet connectors

Low-Level Peroxide Test Strips, 0-100ppm, 50-Vial Physics_Waves & Oscillation Tirrill burner on a stableLow level peroxide test strips in a 50 strip vial calibrated at 0, 1, 3, 10, 50, and 100 ppm, supporting semi quantitative hydroperoxide and ether peroxide monitoring in the lab.