US$ 42.00
Conversion chart for SWG/AWG/Inches:
Plated spring arm with press knob and a single contact stud
Equal-mass density set in aluminum
Hand-painted dicot root transverse section model exposes epidermis
and brush needed to outfit a chemistry or biology bench from scratch
Steel Tuning Fork Pair with Wood Bases, 440Hz (One Adjustable) Plastic Labware_Plastic Beakers & Jugs Conversion chart for SWG/AWG/Inches:Adjustable mass on one fork shifts its 440Hz pitch by a few hertz, producing audible beats when sounded against its fixed frequency partner on the matching wooden resonance base.
US$ 42.00
US$ 34.95
US$ 13.25
US$ 50.00
US$ 25.00
US$ 238.94
US$ 59.00