US$ 192.50
Two-speed ticker timer kit printing 25 or 40 dots per second on paper tape via carbon discs
and storage between uses at the laboratory bench
3125 inch thickness
Higher-range 50V multiplier for galvanometer conversion
and LED in a molded plastic housing
Balanced Wind Vane Plastic Labware_Plastic Wash Bottles Two-speed ticker timer kit printingBalanced wind vane with a steel pivot bearing assembly and direction indicator mounted on a cast iron base, a sturdy meteorology tool for classroom and field weather observation.
US$ 192.50
US$ 96.00
US$ 16.19
US$ 94.00
US$ 17.99
US$ 96.00
US$ 192.50
US$ 16.49
US$ 96.00