US$ 202.00
swan-necked outlets
letting students sweep through resonance and watch amplitude peak when drive matches natural pitch
from incisors through molars with root structures visible
Five-pulley set of tandem 38mm/50mm low-friction plastic pulleys on open-sided frames
Neck inner diameter: 28
Handheld Vacuum Pump with Gauge Subcategory_Electrostatics swan-necked outletsFitted with a built in mercury gauge and flexible hose, this handheld vacuum pump pulls partial vacuum for gas law demonstrations, vacuum filtration, and leak testing.
US$ 202.00
US$ 167.00
US$ 156.00
US$ 166.00
US$ 156.00
US$ 516.00