4-Piece Variably Shaped Borosilicate 3.3 Glass Delivery Tube Set Physics_Mechanics and cranial cavity anatomy

and cranial cavity anatomy

Pan balance demonstration lever with a low-friction brass pivot

this 2-input XOR gate module shows HI and LO output states with red and green LEDs and a printed reference

with circuit diagram printed for demonstration

Steam-sterilizable polypropylene pipette rack holds 12 pipettes horizontally for bench storage and autoclaving in molecular biology laboratories

4-Piece Variably Shaped Borosilicate 3.3 Glass Delivery Tube Set Physics_Mechanics and cranial cavity anatomy4 piece borosilicate 3. 3 glass delivery tube set features variably shaped tubes for gas transfer and chemistry apparatus assembly.