US$ 17.95
Single-pole double-throw switch on a demonstration base
illustrating the fundamental mechanism behind piston engines
the deeper body extending the visible refraction path for ray-box and Snell's law refraction studies
Range 10Hz to 300Hz/sec
5 mm inner profile
Urinalysis Demonstration Fluid with Phosphates, 500mL Glass Funnels_Dropping Funnels Single-pole double-throw switch on aPhosphate spiked 500mL of urinalysis demonstration fluid, simulating elevated phosphate urine for pH, color, and clarity testing during clinical laboratory technique training without real samples.
US$ 17.95
US$ 79.99
US$ 16.99
US$ 15.99
US$ 17.95
US$ 164.50
US$ 329.50
US$ 17.95