MP513 desktop laboratory conductivity meter switching conductivity TDS salinity and resistivity three-letter conductivity electrode

LS126A UV illuminometer UV intensity detector UV illuminometer uva UV intensity

SX811 portable pH meter automatic calibration, 201T-Q three-in-one composite electrode pH tester

PH5S functional puncture pen pH meter, puncture pH electrode, suitable for soft sample pH test

PH5 pen pH meter, water solution pH tester, such as hydroponics, aquaculture swimming pool and hot spring

EC5 functional pen conductivity meter, conductivity/TDS/salinity, automatic calibration, self-diagnosis

SX630 pen ORP meter water solution ORP test IP/57 waterproof protection CR2032 lithium battery power supply

MP512-01 desktop high precision pH meter measuring three-letter pH meter for aqueous solution with low ionic strength

MP511 desktop pH meter suitable for measuring moderate ionic strength aqueous solution Sanxin laboratory pH tester

MP512-02 desktop high precision pure water pH meter 600 sets of data storage three-letter pH meter

MP515-02 high pure water conductivity meter Sanxin reverse osmosis water distilled water conductivity measurement of high pure water

MP522 precision laboratory pH/conductivity measuring instrument desktop 0.5 level precision conductivity meter Sanxin

MP517 sodium ion concentration meter desktop sodium ion three-letter sodium ion concentration meter 7801 sodium ion electrode

MP523-01 pH/ion concentration meter three-in-one ion concentration meter LabSen211 three-in-one composite electrode

SX811-MS micro pH meter LabSen243-6 pH electrode handheld pH tester portable pH meter

APERA CL200 pen type residual chlorine meter water quality analysis drinking water and cooling tower water residual chlorine measuring tester

LS193 gloss meter paint stone light meter metal intelligent gloss tester

UV LED lamp energy tester forest LS131 exposure machine UV energy meter UV lamp illuminometer

MP523-08 pH/potassium ion concentration meter ion concentration measuring instrument three-letter three-in-one composite pH electrode

EC9500 desktop conductivity meter 2301T-F BPB brush-resistant platinum black Conductivity Temperature composite electrode APERA

PHB-3 pen pH meter regular water solution pH tester

PH950 desktop pH meter 100 sets of data storage APERA electrode LabSen automatic calibration

EC950 desktop conductivity meter 2301T-F BPB brush-resistant platinum black conductivity/temperature composite electrode APERA

SX7120 portable alkali concentration meter ND800-S type acid-base concentration electrode NaOH concentration detector Sanxin

APERA PC60-Z Bluetooth pH/conductivity tester pH/conductivity/TDS/salinity/resistivity test

PHB-1 portable pH meter liquid sewage wastewater Sanxin pH detector water quality detection analyzer

PHB-2 portable pH meter liquid sewage wastewater Sanxin pH detector water quality detection analyzer

Solar film tester forest LS101 three-band automobile thermal insulation glass film detection UV measuring instrument

SX712 portable ORP measuring instrument. IP57 waterproof protection Sanxin water quality detection analyzer

SX721 portable pH/ORP meter measuring pH and ORP value of aqueous solution two-parameter measuring instrument Sanxin water quality

SX726 portable conductivity/dissolved oxygen meter tester three-letter multi-parameter Water Quality Analyzer

SX736 portable pH/conductivity/dissolved oxygen meter measuring water solution Sanxin water quality analysis detector

SX731 portable pH/ORP/conductivity meter measuring water solution pHORP three-letter parameter Water Quality Analyzer

LS220B car Bluetooth paint film instrument iron and aluminum dual-use used car coating thickness gauge in stock supply

LS230 paint film instrument low temperature resistant OLED screen used car paint surface detector film thickness instrument

PC5 functional multi-parameter pen meter, water solution pH and conductivity/TDS/salinity temperature tester