US$ 117.34
Solid glass friction rod that develops a positive electrostatic charge when rubbed with silk or wool
Built for introductory head dissection
Molded black plastic replacement knob sized for the goggle sanitizer cabinet timer switch
Reel of 20 SWG bare constantan wire at 125g and 0
100-1000Ω Single Dial Resistance Box Pack Size_12 Solid glass friction rod thatMid range single decade resistance box stepping from 100 ohms to 1000 ohms in 100 ohm increments, the standard reference decade for precision Wheatstone bridge and instrument calibration work.
US$ 117.34
US$ 140.18
US$ 96.00
US$ 54.95
US$ 91.58
US$ 150.00
US$ 79.90