"micro tube racks"

The Air-Tite Vet Premium Hypodermic Needles are manufactured for those who demand only the absolute highest quality product.

This kit lets students see the effect of electric and magnetic fields on an electron stream.

Dramatically Demonstrate that Temperature Increases with Pressure

This “magic window” bird feeder provides an excellent way for students to observe bird behavior without disturbing them.

This unit can replace multiple supplies on your lab bench.

Structures Are Shown On Both Sides

With Simulated Fluid In Middle Ear

Ideal for demonstrating that vapor pressure increases when temperature increases.

The Inflatable Lungs Kit demonstrates the touch and feel of a lung.

Constant flow air sampling pump features clear external filter housing allows an immediate visual inspection of filter’s condition. The flow fault indicator lights up if unit operates outside ±5% of set flow rate. Battery test indicator lights up when battery can provide a minimum of 8 hours of operation over operating range.