Marina Aquarium Brush Cleaning Kit contains three cleaning brushes, foxtail brush is ideal for cleaning tubes up to 2,54 cm diameter and 45 cm length, airline brush is designed for cleaning airline tubing, filter st
Test Tube, PYREX* 3mL, 10x75mm, are made from special tubing to give the optimum wall thickness. They are well annealed, resistant to heat and chemically stable. These tubes have a white marking spot. Beaded rims are fire-polished.
Test Tube, Material: Made from high quality, heavy duty, Borosilicate Glass, Dimension: 75x10mm, Height: 3inch, Autoclavable, with superior chemical durability. Low temperature gradient- can withstand high temperatures & thermal shocks, capacity: 3ml, PK48
KidWind Solar Thermal Exploration Kit, modeled after a domestic solar water-heating system. Explore variables such as box color, light intensity, tube design, rate of water pumping, and amount of time it takes to heat the water
Wash Bottle, Unitary, are made of translucent and low density polyethylene, The distinguishing feature of these bottles is the built-in delivery tube which makes it a one-piece wash bottle, graduations on the outer surface to reflect an approximate volume of solution, Size: 250ml