pH Metar VIKING-600T Key Features 7.0″ high-contrast color LCD touchscreen. Intelligent OS: user, calibration, method & data management. Auto-read (Fast/Medium/Slow), Timed-read & Continuous-read modes. ATC/MTC for accurate temperature compensation. 1–6 point calibration with NIST/DIN/GB buffer groups; custom buffer group supported. Electrode diagnosis with pH slope & offset display; slope limit and calibration reminder. GLP data management: up to 1000 groups per parameter, log management & analysis (review/compare/recalculate). Connectivity: USB & RS-232 (USB flash, printer, PC). IP54 protection; adjustable auto shutdown (1–60 min; off); date & time. pH Metar VIKING PH400 Key features 7.0″ high-resolution LCD with backlight for clear visibility. 1–5-point calibration with automatic standard recognition (NIST, DIN, GB, USA, MERCK, GOST). ATC/MTC ensures accurate results across changing temperatures. Auto-hold locks the endpoint; stability prompts (Reading / Stable / Locked). GLP storage — up to 500 results; date/time stamping and data recall. USB or RS-232 communication; optional printer support. Factory reset restores default settings. IP54 splash/dust protection. pH Metar VIKING PHBA Key features Fast, stable readings with digital filtering and stability indicator. Automatic calibration (1–3 points) with USA/NIST buffer recognition. ATC — simultaneous pH & temperature display. mV/ORP mode ±1999 mV for electrode checks and redox probes. GLP data — store up to 500 sets; PC output (RS232/USB). IP54 splash/dust protection; integrated electrode holder. pH MetersConductometersMulti Parameter AnalyzerDissolved Oxygen MeterspH Meters Portable pH MetersVIKING-PH310T Portable pH/Temp (mV) with 3 in 1 ElectrodePortable pH MetersVIKING-PH310T Portable pH/Temp (mV) with 3 in 1 Electrode pH mV Temp ATC/MTC IP65 SKU: PRO5388 Benchtop pH MetersVIKING-PH150 Benchtop pH Meter 0.001pH -56% Benchtop pH MetersVIKING-PH150 Benchtop pH Meter 0.001pH 0.001 pH resolution ATC/MTC 5.0″ color touchscreen SKU: PRO5358 Benchtop pH MetersVIKING-PH500 Benchtop pH Meter pH/Temp. (mV/ORP)Benchtop pH MetersVIKING-PH500 Benchtop pH Meter pH/Temp. (mV/ORP) pH / mV 7.0″ touchscreen 0.001 pH resolution SKU: PRO5980 Portable pH MetersVIKING-PH510 Portable pH/Temp. (mV/ORP) Meter touch screenPortable pH MetersVIKING-PH510 Portable pH/Temp. (mV/ORP) Meter touch screen pH mV Temp ORP SKU: PRO4882 Conductometers Benchtop Conductivity MetersVIKING-EC600 Conductivity Meter -10% Benchtop Conductivity MetersVIKING-EC600 Conductivity Meter Cond. °C 7″ Touch 0.001 µS/cm SKU: PRO6087 Benchtop Conductivity MetersVIKING-EC500 Laboratory Conductivity MeterBenchtop Conductivity MetersVIKING-EC500 Laboratory Conductivity Meter EC/Res/TDS/Sal/Temp 7″ Touch 0.001 µS/cm 1–5 pt cal SKU: PRO3566 Benchtop Conductivity MetersVIKING-EC250 Laboratory Conductivity Meter Touch Screen +AshBenchtop Conductivity MetersVIKING-EC250 Laboratory Conductivity Meter Touch Screen +Ash Conductivity Resistivity TDS Salinity Temp 5″ Touch 0.5 Grade 4-ring electrode SKU: PRO5361 Benchtop Conductivity MetersVIKING-EC240 Laboratory Conductivity Meter Touch ScreenBenchtop Conductivity MetersVIKING-EC240 Laboratory Conductivity Meter Touch Screen Conductivity Resistivity TDS Salinity Temperature 5″ Touchscreen 4-ring Electrode SKU: PRO5360 Multi Parameter Analyzer Portable Multi-Parameter AnalyzerVIKING-M310FA Portable Multi-parameter Water AnalyzerPortable Multi-Parameter AnalyzerVIKING-M310FA Portable Multi-parameter Water Analyzer pH Ion (ISE) EC Temperature ATC/MTC 1–5 points 3.5″ LCD USB IP65 SKU: PRO6094 Portable Multi-Parameter AnalyzerVIKING-M310F Portable Multi-parameter Water AnalyzerPortable Multi-Parameter AnalyzerVIKING-M310F Portable Multi-parameter Water Analyzer pH Ion (ISE) EC DO Temperature ATC/MTC USB IP65 SKU: PRO6093 Portable Multi-Parameter AnalyzerVIKING-M510T Portable pH/Conductometer Multi-parameter Water AnalyzerPortable Multi-Parameter AnalyzerVIKING-M510T Portable pH/Conductometer Multi-parameter Water Analyzer pH Ion (ISE) EC ORP/mV Temperature ATC/MTC 1–8 points SKU: PRO5383 Portable Multi-Parameter AnalyzerVIKING-M310 Portable Multi-parameter Water AnalyzerPortable Multi-Parameter AnalyzerVIKING-M310 Portable Multi-parameter Water Analyzer pH / ISE / EC / DO Temp ATC/MTC Up to 5-pt cal 4.3″ LCD touch USB GLP/1000 sets IP65 SKU: PRO5382 Dissolved Oxygen Meters Portable DO MetersVIKING-DO511 Touch screen Portable DO MeterPortable DO MetersVIKING-DO511 Touch screen Portable DO Meter DO (ppm) Optical DO ATC / MTC Temperature SKU: PRO2427 Portable DO MetersVIKING-DO210 Portable DO MeterPortable DO MetersVIKING-DO210 Portable DO Meter DO 0.00–20.00 mg/L DO Sat 0.0–200.0% Temp -5–110°C SKU: PRO3316 Benchtop DO MetersVIKING-DO600 Benchtop DO Meter DO/Temp. (DO Saturation)Benchtop DO MetersVIKING-DO600 Benchtop DO Meter DO/Temp. (DO Saturation) DO DO Saturation Temperature ATC/MTC SKU: PRO3171 Benchtop DO MetersVIKING-DO500 Benchtop DO Meter DO/Temp. (DO Saturation)Benchtop DO MetersVIKING-DO500 Benchtop DO Meter DO/Temp. (DO Saturation) Dissolved Oxygen (DO) 1000 data groups (GLP) SKU: PRO3167 Water Quality Analyzers pH Meters Benchtop Conductivity Meters Portable Conductivity Meter More Information Portable pH MetersVIKING-PH510 Portable pH/Temp. (mV/ORP) Meter touch screenPortable pH MetersVIKING-PH510 Portable pH/Temp. 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TDS Sal. SKU: PRO6197 Benchtop Conductivity MetersVIKING-EC250 Laboratory Conductivity Meter Touch Screen +AshBenchtop Conductivity MetersVIKING-EC250 Laboratory Conductivity Meter Touch Screen +Ash Conductivity Resistivity TDS Salinity Temp 5″ Touch 0.5 Grade 4-ring electrode SKU: PRO5361 Benchtop Conductivity MetersVIKING-EC240 Laboratory Conductivity Meter Touch ScreenBenchtop Conductivity MetersVIKING-EC240 Laboratory Conductivity Meter Touch Screen Conductivity Resistivity TDS Salinity Temperature 5″ Touchscreen 4-ring Electrode SKU: PRO5360 Portable Conductivity MetersVIKING-EC210 Portable EC/Temp. (TDS) 0.00 μS/cm to 200 mS/cmPortable Conductivity MetersVIKING-EC210 Portable EC/Temp. (TDS) 0.00 μS/cm to 200 mS/cm ATC/MTC 1-3 cal. point SKU: PRO6063 Portable Conductivity MetersEC110 Handheld Conductivity MeterPortable Conductivity MetersEC110 Handheld Conductivity Meter MTC 0.00 μS/cm to 100 mS/cm SKU: PRO6064 Portable Conductivity MetersVIKING-EC310 handheld conductivity meterPortable Conductivity MetersVIKING-EC310 handheld conductivity meter ATC/MTC 0.000 μS/cm to 500 mS/cm SKU: PRO6065 Portable Conductivity MetersVIKING-EC510T handheld conductivity meterPortable Conductivity MetersVIKING-EC510T handheld conductivity meter 5-point calibration ATC/MTC SKU: PRO6088 Portable Conductivity MetersVIKING-EC310T handheld conductivity meterPortable Conductivity MetersVIKING-EC310T handheld conductivity meter ATC/MTC 0.000 μS/cm to 1000 mS/cm SKU: PRO6089 Best Sellers - Best Prices Up to -20% off Popular Items Deal Of The Month Routine Biological MicroscopesOPTIC-NANO-BB Series Biological Compound Research Grade Microscope with Ceramic Stage -11% Routine Biological MicroscopesOPTIC-NANO-BB Series Biological Compound Research Grade Microscope with Ceramic Stage Infinity plan phase contrast Optimized for living cell culture SKU: PRO6437 Benchtop Conductivity MetersVIKING-EC250 Laboratory Conductivity Meter Touch Screen +AshBenchtop Conductivity MetersVIKING-EC250 Laboratory Conductivity Meter Touch Screen +Ash Conductivity Resistivity TDS Salinity Temp 5″ Touch 0.5 Grade 4-ring electrode SKU: PRO5361 Benchtop Conductivity MetersVIKING-EC600 Conductivity Meter -10% Benchtop Conductivity MetersVIKING-EC600 Conductivity Meter Cond. °C 7″ Touch 0.001 µS/cm SKU: PRO6087 Benchtop pH MetersVIKING-PH200 Benchtop pH Meter pH/Temp. 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