Urinalysis Demonstration Fluid with Phosphates, 500mL Glass Funnels_Dropping Funnels Straight-pattern glass key stopcock in

Straight-pattern glass key stopcock in borosilicate glass provides controlled flow for burettes and chemistry apparatus assemblies

Pack of 10 natural bark cork stoppers in Size 13 measures 24mm in length for sealing laboratory vessels and chemistry apparatus

Single-pole double-throw switch on a demonstration base

Range 10Hz to 300Hz/sec

Urinalysis Demonstration Fluid with Phosphates, 500mL Glass Funnels_Dropping Funnels Straight-pattern glass key stopcock inPhosphate spiked 500mL of urinalysis demonstration fluid, simulating elevated phosphate urine for pH, color, and clarity testing during clinical laboratory technique training without real samples.