US$ 25.00
and chemistry procedures
and gastric wall layers in a compact footprint for digestive anatomy teaching
Used to produce concentric Newton's rings under monochromatic light
and raised graduations with full autoclave and dishwasher tolerance
Blocks chemical
Electrically Maintained Tuning Fork Category_Demonstrations and chemistry proceduresSlidable electromagnet on this 6V drive lets students vary amplitude while the chrome plated steel prongs (10 x 25 x 300mm) sustain an accurate 60Hz vibration on a horizontal or vertical base.
US$ 25.00
US$ 38.95
US$ 38.95
US$ 90.00
US$ 147.50
US$ 38.95
US$ 43.95
US$ 41.95