US$ 106.00
For beam balance use in physics and chemistry classrooms
Low-level peroxide test strips in a 50-strip vial calibrated at 0
sized to extend RC time-constants where charging and discharging curves stay watchable in real time
sized so the heavier D cell stays seated when student-built circuits are picked up
Cross wires set inside a 10mm aperture on a 75mm circular black metal screen
Metal Displacement Vessel, 225 x 125mm Capacity_5000mL For beam balance use inLargest metal displacement vessel in the series at 225 by 125mm with a side spout, sized for bigger submerged specimens in volume by displacement and specific gravity work.
US$ 106.00
US$ 31.95
US$ 212.50
US$ 762.50
US$ 175.00