US$ 39.95
paired with an experiment guide
Pack of 50 heavy-wall test tubes in borosilicate 3
this Alnico U-shape carries 45mm pole spacing for compact-bench field demonstrations and motor-effect setups
and amphibian skeletal structure for comparative vertebrate teaching
4-Piece Variably Shaped Borosilicate 3.3 Glass Delivery Tube Set Capacity_3000mL paired with an experiment guide4 piece borosilicate 3. 3 glass delivery tube set features variably shaped tubes for gas transfer and chemistry apparatus assembly.