Portable. With a range of functions equivalent to high-quality laboratory bench models. Simple operation via the graphics interface. Waterproof housing. Compact, ergonomically designed, comfortable to handle shape. For industrial applications, environmental protection, food production and water/waste water analysis.Supplied with batteries, electrode holder, carrying strap (electrode not included).Portamess® 911 pH, basic instrument.Measuring ranges:pH: -2.00 to +16.00mV: -1300 to +1300°C: -20.0 to +120 °CMeasuring error (±1 Digit):pH: < 0.01mV: < 0.1 % of value ±0.3 mV°C: < 0.3 KElectrode adjustment: Calimatic® automatic calibration with automatic buffer recognition, choice of 8 buffer setsTemperature compensation: Pt 1000 / NTC 30 kW (automatic recognition when switching on) or manualInterference suppression: EN 50 081-1 and EN 50 081-2Interference immunity: EN 50 082-1. EN 50 082-2 and NAMUR NE 21Housing: PA, IP 66 protection level with integral electrode sleeveOperating hours: 2000 with 3 AA cell batteriesDimensions (W x D x H): 133 x 30 x 160 mmWeight: approx. 560 g including batteries

Connection cable for pH electrodes with plug head connection to plugs as indicated.

With plastic shaft, exchangeable membrane modul.SpecificationsMeasuring range:0.1 ... 1000 mg/lTemperature range:0 ... 50 °CLength / Ø:120 mm / 12 mm

Gas and ion selective electrode for determination of ammonia content in aqueous solutions. For rapid and precise measurement of ammonia.Scope of supply: Waterproof BNC connector, 1 m cable, 20 loose membranes, preassembled outer body and membrane cap, 2 x 60 ml bottles of electrode filling solution, spout cap, tweezersSpecificationsConcentration range:0.01…17000 ppm ammonia (NH3) 0.01…14000 ppm nitrogen (N)Temperature range:0…50 °CElectrode resistance:5000 MΩLength / Ø:150 mm / 16 mm

With flexible electrode holder for two electrodes and temperature sensor.

With test certificate acc. to EN 10204-2.3.

Guarantee of accuracyCertificate including the actual value and expiry dateCertified traceable to primary SRM from NIST/PTBResistant to microbesConvenient 250 ml/500 ml plastic bottle with built-in calibration compartmentEconomical, since less buffer is used per calibrationCertified pH value of one for the pH measurement accredited DKD laboratory

Sealed sachets in boxes as indicated. For single use only. Packaging ensures that buffer solution is always fresh, has not been used before and is not contaminated.

According to DIN 19 266. Values stated at 25°C. To be delivered in DURAN® glass bottles. Hot steam sterilized. Accuracy ±0.012pH. Comes with individual batch number and manufacturer certificate.Other buffer solutions available on request.

For BlueLine pH electrodes, ScienceLine, IoLine and TopLine.Cable length: 1 m coaxial cable.

Disposable bags for effective calibration. Traceability according to NIST. ORP + 468 mV (± 5 mV) at 25 °C.

Cleaning, rinse, regeneration and storage solution. Designed to extend the useful life of pH electrodes.

DG electrodes are used for pH measurement and titration in difficult samples, low ionic and non-aqueous media.DM electrodes with silver and platinum rings are suitable for redox titration with and without pH change, e.g. argentometry and Karl Fischer titration.Plug & Play capable electrodes are automatically recognised by METTLER-TOLEDO pH meters and electrode type, serial number, calibration data and operating hours can be read out and processed by the software.DM140-SC: Combined platinum ring redox electrode. For titrations with a change of the pH value, e.g. oxidation with potassium permanganate, copper determination with iodine, back titration with thiosulfate. With S7 screw cap and ARGENTHAL™ reference system.DMi240-SC: Same as DM140-SC, with Plug & Play functionality.DM141-SC: Combined silver ring electrode for argentometric titrations, determination of halides, sulfides and mercaptanes in aqueous media. Also suitable for determination of salt and silver content. With S7 screw cap and ARGENTHAL™ reference system.DMi141-SC: Same as DM141-SC, with Plug & Play functionality.DM143-SC: Double pin platinum electrode for electrochemical titrations, e.g. water determination acc. to Karl Fischer, bromine number determination and sulfur dioxide determination in aqueous media. With S7 screw cap and ARGENTHAL™ reference system.DMi144-SC: Combined platinum ring redox electrode. For titrations with a change of the pH value, especially designed for COD determination with the Rondo 20 COD rack. With Plug & Play functionality and ARGENTHAL™ reference system.DMi145-SC: Combined silver ring electrode for argentometric titrations, determination of halides, sulfides and mercaptanes in aqueous media. Also suitable for determination of salt and silver content. With Plug & Play functionality and ARGENTHAL™ reference system.DMi148-SC: Combined silver ring electrode for argentometric titrations without a change of the pH value. For determination of halides, cyanides, sulfides and mercaptanes in mineral oil and bioethanol.SpecificationsTemperature range:0 ... 80 °CShaft diameter:12 mmmV-range // mV-range DM143-SC:-2000 ... 2000 mV // 0 ... 2000 mV

Redox combination electrodes for measuring the oxidation/reduction potential in aqueous solutions. The signal is generated on the surface of the indicator electrode by an electron exchange with the oxidation/reduction system of the measured medium. Without temperature sensor. With Safelock™ end ring for easy refilling of the reference electrolyte and complete sealing in closed position. For use with a wide variety of measuring instruments.InLab® Redox: For general purpose. With platinum ring indicator electrodeInLab® Redox Pro: For emulsions, wastewater analysis and general purpose. With movable ground joint junction and platinum ring indicator electrodeInLab® Redox L: For large samples. With platinum ring indicator electrodeInLab® Redox Au: Combined redox electrode with gold ring indicator electrodeInLab® Redox Ag: Combined redox electrode with silver ring indicator electrodeInLab® Redox Micro: For small samples. With platinum ring indicator electrodePlease order connection cable separately.SpecificationsTemperature range:0 ... 100 °CConnection:S7Reference system: Reference electrolyte:Ag/AgCl 3 mol/l KCl (InLab® Ag: 1 mol/l KNO3)Type of junction:CeramicShaft material:Glass

For connecting pH electrodes with built-in temperature sensors and MultiPin plug head or with S7 plug head (without temperature sensor) as indicated. Cables suitable for a variety of other manufacturers meters.

For two electrodes. Made of chemical resistant polysulphone and V4A stainless steel.

Complete electrode arm EasyPlace™ for mounting and precise positioning of electrodes.

For refilling or replacing reference electrolyte for electrodes, compatible with all brand of electrodes (liquid electrolyte). Supplied in an easy to use thin nozzle HDPE dropper bottle. Designed to extend the useful life of pH electrodes.* free from Silver ion.