9 Scientific, research, weighing and measuring apparatus and instruments, namely, scales, pipettes, and measuring rulers; laboratory centrifuges; gas mixers for laboratory use; mechanical devices, namely, dispensers of preset portions of fluids, solid granules and powder for dosing purposes, all not for medical use, including for the use of adhesives and binding agents; mechanical devices, namely, dispensers of preset portions of fluids for dosing purposes, all not for medical use, and integrated component parts therefor, namely, dispensing syringes, receiver heads, dispensing tips, dispenser cartridges, plungers, nozzles, needle adapters, end caps, seals; power supplies; electrical controls for ultrasonic cleaning, soldering and welding machines; electronic controls for ultrasonic cleaning, soldering and welding machines; industrial automation controls for use in monitoring and controlling ultrasonic cleaning, soldering and welding machines; remote controls for monitoring and controlling ultrasonic cleaning, soldering and welding machines; ultrasonic laboratory instruments for cell disruption, homogenization and emulsification, namely, cell disrupters, cell disruption units and homogenizers sold together as units with power supply, converter and probe, and accessories therefor, namely, cup horns, micro tips and acoustic enclosures; biological homogenizing equipment, namely, homogenizers; biological and chemical processing equipment for cell lysing, liquid emulsification, disaggregation and dispersion, homogenization, chip assay, acceleration of reactions, DNA and protein processing, leaching and extraction, namely, cell disrupters, cell disruption units, digital cell disrupters, analog cell disrupters, disrupter horns, continuous flow attachments for cell disrupters and treatment chambers for cell disrupters