Analytical and measuring apparatus and instruments, namely, water quality testing instrumentation for monitoring and detecting physical and chemical characteristics of water, pH meters and testers, oxidation reduction potential (ORP) meters and testers, ion meters and testers, conductivity meters and testers, salt meters and testers, resistivity meters and testers, total dissolved solids (TDS) meters and testers, measuring instruments for electrochemical solution analysis, namely, electrodes, electrode stands, and semiconductor sensors, and electrodes, electronic sensors, and electronic transmitters for the aforesaid goods

'aforesaid':78 'analysi':61 'analyt':1 'apparatus':4 'characterist':19 'chemic':18 'conduct':37 'detect':15 'dissolv':50 'electrochem':59 'electrod':63,64,70 'electron':71,74 'good':79 'instrument':6,11,57 'ion':33 'measur':3,56 'meter':23,30,34,38,42,46,53 'monitor':13 'name':7,62 'orp':29 'oxid':26 'ph':22 'physic':16 'potenti':28 'qualiti':9 'reduct':27 'resist':45 'salt':41 'semiconductor':67 'sensor':68,72 'solid':51 'solut':60 'stand':65 'tds':52 'test':10 'tester':25,32,36,40,44,48,55 'total':49 'transmitt':75 'water':8,21

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