Tunning Forks on Resonance Box 5-inch x 0

5-inch x 0

this thermometer is durable and reliable for long-term use in brewing beer and making wine

Not for Consumption: Strictly for training use only

and capacitance

Active ingredients: 100g Tryptone Bacteriological Grade

Tunning Forks on Resonance Box 5-inch x 0High quality physical experimental instrument, durable and practical. Two tuning forks of the same efficiency are made of the whole carbon steel. The edges and corners are neat and the surface is chrome plated, the frequency is 440 cycles per second. The tuning fork set is used to demonstrate the resonance of sound in school. Can be used as a general tuning fork of a variety of experiments, such as the sound of the occurrence, interference, sound