Shanghai Raymagnetic E-201/301F/65/9 6 High-end Rechargeable Three-composite Electrode pH Acidimeter Electrode15 monthly purchasefrom 33 855 som/monthот 282,124 sum
Shanghai Thunder MagnetiC DJS-1C (bright/platinum BlaCk) Laboratory ConduCtivity Meter Probe Bright ConduCtive Polole3 monthly purchasefrom 84 637 som/monthот 705,309 sum
Thunder Magnetic Laboratory pH Composite Electrode E-201/301F Portable ph Electrode Sensor Probe ph Detector4 monthly purchasefrom 50 782 som/monthот 423,186 sum
Shanghai Lei magnetic ph composite electrode E-201-C laboratory 65-1C ph meter ph meter 501 ORP electrode66 monthly purchasefrom 50 782 som/monthот 423,186 sum
Shanghai Raymagnetic DO-957/DO-957-Q Dissolved Oxygen Electrode DO-958-BF/958-S/DO-958-Q3 monthly purchasefrom 354 347 som/monthот 2,952,894 sum
Shanghai Lei magnetic PCL-1-01 type chloride ion electrode PF-2-01 fluoride ion selective electrode calcium potassium lead iodine copper16 monthly purchasefrom 161 939 som/monthот 1,349,492 sum
Shanghai Ray Magnetic PH Composite Electrode Probe E-201-C/F-301F/ORP Adapted Electrode GB1147-202019 monthly purchasefrom 51 911 som/monthот 432,590 sum
Shanghai Lei Magnetic DJS-1C/0.1C/0.01C/10C Conductivity Electrode Platinum Black Bright Conductivity Meter Probe5 monthly purchasefrom 81 816 som/monthот 681,799 sum
Shanghai PF-2-01/PF-202-C Fluoride Ion Composite Electrode PCl-1-01 Chloride Ion Electrode11 monthly purchasefrom 55 296 som/monthот 460,802 sum
Shanghai Raymagnetic DJS-1VTC Platinum Black DJS-1VG Bright Laboratory Conductivity Electrode Conductivity Measurement Element16 monthly purchasefrom 84 637 som/monthот 705,309 sum
Shanghai Raymagnetic E-201-C Glass PH Electrode 65-1C Rechargeable Composite Electrode E-301F Acidimeter Electrode9 monthly purchasefrom 50 782 som/monthот 423,186 sum
Shanghai Thunder Magnetic DJS-1C/0.1C/0.01C/10VTC Conductivity Meter Probe Platinum Black Bright Conductivity Electrode17 monthly purchasefrom 73 352 som/monthот 611,268 sum
Shanghai lightning E-201-C conventional PH composite electrode acidimeter electrode electrode sensor59 monthly purchasefrom 50 782 som/monthот 423,186 sum
Shanghai Lei magnetic DJS-1C-0.1 platinum black bright DJS260 laboratory conductivity meter conductivity meter conductivity electrode1 monthly purchasefrom 81 816 som/monthот 681,799 sum
Raymagnetic E-201/301F pH Composite Electrode Plastic Shell Sensor Laboratory Acidity Meter Outdoor pH Detectorfrom 50 782 som/monthот 423,186 sum
Shanghai Lei magnetic E-301-F PH composite electrode sensor acidimeter electrode with PHS-3E28 monthly purchasefrom 168 146 som/monthот 1,401,214 sum
Ray magnetic DJS-1D (platinum black) conductivity electrode sensor glass housing portable conductivity resistivity probefrom 81 816 som/monthот 681,799 sum
Ray Magnetic Laboratory Ion Selective Electrode PF-2-01 Fluoride Electrode Probe Calcium Potassium Ion Sensorfrom 180 559 som/monthот 1,504,660 sum
Lei magnetic PF-2-01 fluoride ion electrode laboratory plastic shell ion selective electrode potassium calcium lead iodide copper ionfrom 180 559 som/monthот 1,504,660 sum
Shanghai Lei magnetic PF-2-01 fluorine ion selective electrode fluorine electrode BNC interface instead of PF-1-01from 180 553 som/monthот 1,504,613 sum
Ray magnetic E-201-C/301F portable pH meter probe laboratory acidity meter rechargeable composite electrode pH electrode45 monthly purchasefrom 50 782 som/monthот 423,186 sum
Shanghai Lei Magnetic E-201-C/E-201F Electrode Rechargeable Electrode Acidity Meter Composite Electrode pH Meter Probe5 monthly purchasefrom 50 782 som/monthот 423,186 sum
Shanghai Lei magnetic PF-2-01PCL-1-01 chloride calcium potassium lead bromine iodine copper composite electrode fluoride ion selective electrodefrom 180 559 som/monthот 1,504,660 sum
Water Quality Analysis of Shanghai Ray Magnetic DJS-0.1VTG Conductivity Electrode (Bright) Conductivity Meter Accessoriesfrom 428 828 som/monthот 3,573,566 sum
Shanghai Thunder Magnet PAgS-1-01 Type Silver Sulfur Electrode Ion Electrode Ionic Electrode1 monthly purchasefrom 180 559 som/monthот 1,504,660 sum
Shanghai Lei Magnetic, All Kinds of Electrodes, Original genuine goods, Factory Straight Hairfrom 50 782 som/monthот 423,186 sum
Water quality analysis of Shanghai lightning DJS-0.1VTG conductivity electrode (bright) Conductivity Meter accessoriesfrom 428 828 som/monthот 3,573,566 sum
Ray magnetic plastic shell fluoride ion electrode PF-2-01 laboratory portable ion selective electrode sensor probe1 monthly purchasefrom 180 559 som/monthот 1,504,660 sum
Ray magnetic conductivity electrode series DJS-1D laboratory portable conductivity sensor probe resistivity electrodefrom 81 816 som/monthот 681,799 sum
Lei magnetic 213-01 laboratory platinum electrode tungsten silver sensor corrosion-resistant metal probe ABS/glass housingfrom 84 637 som/monthот 705,309 sum
Shanghai Thunder Magnet PK-1-01 Type Potassium Ion Electrode / Lab Potassium Ion Sensor Probe2 monthly purchasefrom 259 554 som/monthот 2,162,948 sum
Shanghai lightning chloride ion electrode PCL-1-01 laboratory ion tester water quality testing instrument BNC connectionfrom 180 559 som/monthот 1,504,660 sum
Raymagnetic Laboratory ABS/Glass Platinum Tungsten Antimony Electrode 213/214/215-01 Metal Electrode Sensor Probefrom 84 637 som/monthот 705,309 sum
Shanghai Thunder Magnetic PF-2-01 Type Fluorine Electrode Fluorine Ion Electrode Experimental Detection BNC Interfacefrom 180 559 som/monthот 1,504,660 sum
Shanghai Thunder Magnetic E-301-F PH Composite Electrode Sensor Acidity Meter Electrode Matching PHS-3Efrom 168 146 som/monthот 1,401,214 sum
Ray magnetic dissolved oxygen electrode DO-958-L/S/Q laboratory portable dissolved oxygen sensor probe ABS housingfrom 406 258 som/monthот 3,385,484 sum
Ray magnetic PF-2-01 type fluoride ion electrode experimental ion selective electrode plexiglass shell materialfrom 180 559 som/monthот 1,504,660 sum
Shanghai Leimagnetic E-201-C Conventional PH Composite Electrode Acidity Meter Electrode Sensorfrom 50 782 som/monthот 423,186 sum
Shanghai Thunder Magnetic PNO3-1-01 Type Nitrate Root Ion Electrode Ion Concentration Electrode Ionizing Electrodefrom 180 559 som/monthот 1,504,660 sum
Ray magnetic ion electrode PF-2-01 fluoride ion electrode sensor probe laboratory ion selective electrodefrom 180 559 som/monthот 1,504,660 sum