[ Air quality measurement apparatus, namely, particle counters; Apparatus for automatic chromatography for laboratory use; ] Controlled volume pumps; [ Electronic spectrophotometer for use in identifying and measuring colors; ] Laboratory apparatus and instruments, namely, homogenizers; [ Laboratory centrifuges; Laboratory equipment, namely, spectroscopes; ] Magnetic agitators for laboratory use [ ; Measuring devices, namely, fluorometers; Monitoring devices for the aquaculture industry used ...