WTW
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| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | C3/25 |
| Instrument Type | Portable COD Analyzer Compatible |
| Measurement Range | 10–150 mg/L |
| Accuracy | ±5% (vs. certified COD standard) |
| Repeatability | ≤3% RSD |
| LOD | 10 mg/L |
| Analysis Time | 2 hours |
| Batch Capacity | 25 tests per kit |
| Compliance | EPA 410.4 & DIN 38409-H41 validated methods |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | Cond 3110 |
| Portability | Portable |
| Application | Laboratory & Field Use |
| Conductivity Range | 0.0–1000 mS/cm |
| Resistivity Range | 0.00–999 MΩ·cm |
| Salinity Range | 0.0–70.0 (based on IOT) |
| Temperature Range | –5.0–105.0 °C |
| Accuracy | ±0.5% of reading |
| Minimum Resolution | 0.1 µS/cm |
| Temperature Accuracy | ±0.1 °C |
| Electrode Constants Supported | Fixed 0.475 cm⁻¹, 1.0 cm⁻¹ |
| ATC | Automatic Temperature Compensation (nLF algorithm) |
| Display | 7-segment LCD with high-contrast, large-font readability |
| IP Rating | IP66/IP67 |
| Battery Life | Up to 2500 h (alkaline) / 1000 h continuous (rechargeable NiMH) |
| Power | 4 × 1.5 V AA or 4 × 1.2 V NiMH |
| Data Logging | Internal storage with calibration history and electrode status tracking |
| Compliance | Designed for GLP-compliant workflows |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | Cond 3310 |
| Portability | Portable |
| Application | Laboratory & Field Use |
| Conductivity Range | 0.0 – 1000 mS/cm |
| TDS Range | 0 – 1999 mg/L, 0 – 199.9 g/L |
| Resistivity Range | 0.00 – 20 MΩ·cm |
| Salinity Range | 0.0 – 70.0 (IOT-based) |
| Temperature Range | –5.0 – 105.0 °C |
| Accuracy | ±0.5% of reading |
| Minimum Resolution | 0.001 µS/cm |
| Calibration | 1–5 point, auto-buffer recognition (DIN/NIST), electrode constant adjustment range: 0.090–25.000 cm⁻¹ |
| Data Storage | 200 manual + 5000 interval-logged entries |
| IP Rating | IP66/IP67 |
| Auto-Temperature Compensation (ATC) | Yes |
| Display | Backlit graphical LCD |
| Power | Up to 1000 h battery life (non-backlit), 100 h (backlit continuous) |
| USB Interface | Waterproof, PC data transfer compliant |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | Cond 3310 SET 1 |
| Measurement Parameters | Conductivity, Resistivity, TDS, Salinity, Temperature |
| Portability | Handheld (Pen-Style Form Factor) |
| Application Environment | Laboratory & Field |
| Conductivity Range | 0.0–1000 mS/cm |
| TDS Range | 0–1999 mg/L, 0–199.9 g/L |
| Resistivity Range | 0.00–20 MΩ·cm |
| Salinity Range | 0.0–70.0 ppt (based on IOT standard) |
| Temperature Range | –5.0 to 105.0 °C (±0.1 °C accuracy) |
| Accuracy | ±0.5% of reading |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | CR 2200 |
| Digestion Positions | 12 |
| Max. Heating Temperature | 170 °C |
| Temperature Accuracy | ±1 °C |
| Heating Principle | Electric heating via aluminum alloy heating block |
| Power Supply | 230 VAC 50 Hz ±15% or 115 VAC 60 Hz ±15% |
| Max. Power Consumption | 280 W |
| Safety Certifications | CE, cETLus, GS |
| Dimensions (W×H×D) | 256 × 185 × 315 mm |
| Weight | 2.85 kg |
| Predefined Programs | 5 (100 °C/60 min |
| Auto-Start & Auto-Shutdown | Yes |
| Built-in Safety Shield | Yes |
| Tube Compatibility | 16 mm OD glass or PTFE digestion tubes |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | 1P22-1 |
| Digestion Method | Rapid Thermal Digestion |
| Heating Module | Single Aluminum Block |
| Batch Capacity | 24 positions |
| Temperature Range | 25–170 °C (adjustable in 1 °C increments) |
| Temperature Accuracy | ±1 °C |
| Sample Tube Compatibility | 24 × 16 mm OD reaction tubes |
| Timer Control | Programmable, microprocessor-controlled timing |
| Power Supply | 230 VAC ±15%, 50 Hz or 115 VAC ±15%, 60 Hz |
| Power Consumption | 560 W |
| Safety Certification | CE, cETLus, GS, DIN VDE 0700 Part 1 (11/90), Protection Class I |
| Dimensions (W×H×D) | 256 × 185 × 315 mm |
| Weight | 3.6 kg |
| Interface | RS232 serial output + 2 banana sockets (for optional TFK CR temperature probe or AK CR/P, CR/PC adapters) |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | CR3200 |
| Digestion Method | Rapid Thermal Digestion |
| Heating Module | Single Aluminum Block |
| Batch Capacity | 24 × 16 mm Reaction Tubes |
| Temperature Range | Adjustable from Ambient to 170 °C in 1 °C Increments |
| Temperature Accuracy | ±1 °C ±1 Digit |
| Power Supply | 230 VAC 50 Hz ±15% / 115 VAC 60 Hz ±15% |
| Max. Power Consumption | 560 W |
| Safety Compliance | DIN VDE 0700 Part 1 (11/90), CE, cETLus, GS |
| Dimensions (W×D×H) | 256 × 185 × 315 mm |
| Weight | Approx. 3.6 kg |
| Interface | RS232 Serial Port + 2 Banana Sockets (for TFK/AK CR/P or CR/PC Sensors) |
| Predefined Programs | 8 Fixed + 8 User-Defined (0–180 min, Ambient–170 °C) |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | 821220 |
| Measurement Principle | Ion-Selective Electrode (ISE) Method |
| Accuracy | ±5% of reading ±0.2 mg/L NH₄–N |
| Detection Limit | –0.03 mg/L NH₄–N |
| Response Time | ≤3 min |
| Application | Online continuous monitoring for wastewater and surface water |
| Compliance | Designed for use with WTW TresCon®+ OA110 Ammonia Analyzer |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model No. | 106667 |
| Electrode Type | Combined ISE with Integrated Reference System |
| Measuring Ion | Fluoride (F⁻) |
| pH Range | 5–7 |
| Membrane Material | Lanthanum Fluoride (LaF₃) Crystal |
| DIN Standard Compliance | DIN 38404-7, DIN EN ISO 10304-1 |
| Output Signal | mV vs. Ag/AgCl reference |
| Temperature Range | 0–50 °C |
| Response Time | <2 min (t₉₀) |
| Detection Limit | ≤1 µg/L (0.05 µM) F⁻ |
| Storage Solution | 0.001 mol/L NaF or 10 g/L NaF standard solution |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | FDO 925 |
| Instrument Type | Portable |
| Measurement Principle | Optical Fluorescence Quenching |
| Range | 0–20 mg/L DO |
| Accuracy | ±0.5% of reading ±0.05 mg/L DO |
| Repeatability | ≤0.1% of reading |
| Detection Limit | 0.01 mg/L DO |
| Response Time (t₉₀) | <30 s |
| Temperature Range | 0–50 °C |
| IP Rating | IP68 (2.5 bar) |
| Cable Options | 1.5 / 3 / 6 / 25 m |
| Electrode Body Material | POM |
| Cap Material | PVC, silicone, PMMA |
| Temperature Sensor | Integrated NTC30 (30 kΩ at 25 °C) |
| Weight | 180 g (with 3 m cable) |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | inoLab® Multi 9310 |
| Measurement Parameters | pH, ORP, Conductivity, Dissolved Oxygen (optical fluorescence), Temperature |
| Sensor Interface | IDS (Intelligent Digital Sensors) |
| Compliance | GLP, AQA |
| Data Storage | 5,000 readings with timestamp, user ID, and sensor serial number |
| Connectivity | Mini USB-B |
| Power Supply | AC adapter or 4 × AA batteries |
| Calibration Memory | Up to 10 calibrations with scheduling (1–999 days) |
| Temperature Compensation | Automatic for all parameters except ORP |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | inoLab Oxi 7310 |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Electrochemical Dissolved Oxygen (DO) Method with StirrOx-G Self-Stirring Sensor |
| Measurement Range | DO: 0.00–20.00 mg/L (resolution: 0.01/0.1 mg/L) |
| Saturation | 0–200.0 % (0.01/0.1 %) |
| Partial Pressure of O₂ | 0–200.0 mbar (0.01/0.1 mbar) |
| Accuracy | ±0.5% of reading for DO, saturation, and pO₂ |
| Data Storage | 5,000 automatic / 500 manual entries |
| Interface | Mini-USB |
| Display | Backlit LCD with graphical capability |
| Power Supply | 4 × 1.5 V alkaline batteries, USB power, or universal AC adapter |
| Battery Life | up to 800 h (no backlight), 100 h (continuous backlight) |
| Compliance | GLP/AQA-compliant data logging with audit trail support |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | Oxi 7310 |
| Instrument Type | Benchtop Laboratory DO Meter |
| Measurement Principle | Electrochemical (Clark-type Polarographic Sensor) |
| Range | 0.00–20.00 mg/L |
| Accuracy | ±0.5% of reading (0.00–20.00 mg/L) |
| Repeatability | ≤±0.5% |
| Detection Limit | 0.10 mg/L |
| Temperature Range | −5.0 to +105.0 °C (±0.1 °C) |
| Saturation Range | 0.0–200.0 % (±0.5%) and 0.0–600 % (±0.5%) |
| Partial Pressure Range | 0–200.0 hPa / 0–1250 hPa |
| Data Storage | 500 manual entries / 5000 auto-logged records |
| Interface | Micro-USB |
| GLP Compliance | Yes (time-stamped, user-ID, probe serial logging, audit-ready CSV export) |
| Power Supply | 4×AA alkaline or NiMH batteries or AC adapter |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Type | Ion-Selective Electrode (ISE) |
| Series | 500 (Half-Cell) and 800 (All-in-One Composite) |
| Connector Options | BNC or DIN |
| Measurement Range | Ion-specific, spanning from sub-ppb to saturated concentrations (e.g., F⁻: 0.02 mg/L to saturation |
| NH₄⁺ | 0.02–900 mg/L |
| NO₃⁻ | 0.4–62,000 mg/L) |
| Compliance | Designed for ASTM D1293, ISO 10523, USP <781>, and EPA Method 9056A applications |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | Multi 3620 |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Detection Parameters | pH, ORP, Dissolved Oxygen (DO), Oxygen Saturation, Partial Pressure of Oxygen (pO₂), Conductivity, Resistivity, Salinity, TDS, Turbidity |
| Measurement Range (Dissolved Oxygen) | 0–50 mg/L |
| Display | Graphical LCD |
| Data Storage Capacity | Up to 10,000 datasets (manual + automatic) |
| Protection Rating | IP67 |
| Power Supply | 4×1.5 V AA alkaline or 4×1.2 V NiMH rechargeable batteries, or USB-powered operation |
| Interface | Micro-USB-B, USB-A (for memory card and printer connectivity) |
| Probe Communication | Digital IDS (Intelligent Digital Sensor) interface with wireless-capable probe pairing |
| Sensor Compatibility | MPP 910 IDS (single-parameter), MPP 930 IDS (triple-parameter, including depth measurement up to 100 m with pressure & density compensation for seawater) |
| Depth Resolution | 0.05 m |
| Depth Accuracy | ±0.25 m |
| Housing Material | POM polymer and stainless steel |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | Multi 3630 IDS |
| Instrument Type | Portable |
| pH Range | 0.000–14.000 |
| Dissolved Oxygen | 0.00–20.00 mg/L |
| Conductivity | 10 µS/cm – 2000 mS/cm |
| Turbidity | 0–4000 FNU |
| Data Storage Capacity | Up to 10,000 datasets |
| Display | Graphical LCD |
| Protection Rating | IP67 |
| Power Supply | 4×AA alkaline or rechargeable NiMH batteries, or USB bus power |
| Interface | Micro-USB-B, USB-A (for memory card and printer) |
| Probe Communication | Digital IDS (Intelligent Digital Sensor) wireless-capable architecture |
| Depth Measurement (with MPP 930 IDS) | 0.05–100 m (pressure- and density-compensated for seawater) |
| Temperature Compensation | Integrated, automatic |
| [Brand | WTW |
|---|---|
| Origin | Germany |
| Model | 821210 |
| Instrument Type | Online |
| Measurement Principle | Gas-Sensing Ion-Selective Electrode (ISE) |
| Range | NH₄⁺–N: 0.1–1000 mg/L |
| Accuracy | ±5% of reading |
| Detection Limit | 0.1 mg/L NH₄⁺–N |
| Response Time | <3 minutes |
| Operation Mode | Continuous online monitoring |
| Compliance | Designed for integration with WTW TresCon®+ OA110 and TresCon® UNO A110 analyzers] |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | 821210 |
| Instrument Type | Online Sensor Module |
| Measurement Principle | Gas-Sensing Ammonia Electrode (NH₃-selective membrane with pH detection) |
| Range | 0.02–1000 mg/L NH₄⁺-N |
| Accuracy | ±2% of reading or ±0.02 mg/L (whichever is greater) |
| Detection Limit | 0.02 mg/L NH₄⁺-N |
| Response Time | ≤2 minutes |
| Compliance | Designed for integration with WTW TresCon and TresCon UNO online analyzers |
| Brand | WTW |
|---|---|
| Model | Oxi 3310 |
| Type | Portable |
| Measurement Principle | Galvanic Cell Electrochemical Probe |
| Range | 0.00–19.99 mg/L (conc.), up to 90 mg/L (extended) |
| Accuracy | ±0.5% of reading |
| Repeatability | 0.05% |
| Detection Limit | 0.01 ppb |
| Temperature Range | –5.0 to 105.0 °C (±0.1 °C) |
| Auto-Temperature Compensation (ATC) | Yes |
| Calibration | 1–5-point, automatic recognition of 16 DIN/NIST buffers |
| Data Storage | 5000 automatic + 200 manual entries |
| IP Rating | IP66/IP67 |
| Battery Life | Up to 1000 h (display off), 150 h (backlight on) |
| Interface | Waterproof USB |
| Built-in Barometric Pressure Sensor | Yes |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | Oxi 3310 |
| Instrument Type | Portable |
| Measurement Principle | Electrochemical Clark-type Polarographic Probe |
| DO Range | 0.00–19.99 mg/L (extended up to 90 mg/L) |
| Accuracy | ±0.5% of reading |
| Saturation Range | 0.0–199.9% (extended up to 600%) |
| Partial Pressure Range | 0–199.9 hPa / 0–1250 hPa |
| Temperature Range | −5.0 to +105.0 °C |
| Temp. Accuracy | ±0.1 °C |
| Data Storage | 200 manual + 5000 auto-log entries |
| Logging Interval | 1 s – 60 min |
| IP Rating | IP66/IP67 |
| Power Supply | 4 × 1.5 V alkaline or 4 × 1.2 V rechargeable batteries |
| Battery Life | up to 1000 h (150 h with backlight enabled) |
| Interface | Waterproof USB |
| Calibration | Automatic OxiCal protocol with electrode status feedback |
| ATC | Integrated automatic temperature compensation |
| CMC | Continuous Measurement Control with real-time validity indication |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | Oxi 3310 |
| Instrument Type | Portable |
| Measurement Principle | Electrochemical Clark-type Polarographic Sensor |
| DO Range | 0.00–19.99 mg/L (extended range up to 90 mg/L) |
| Accuracy | ±0.5% of reading |
| Saturation Range | 0.0–199.9% (extended to 600%) |
| Partial Pressure Range | 0–199.9 hPa / 0–1250 hPa |
| Temperature Range | −5.0 to +105.0 °C (±0.1 °C) |
| Data Storage | 200 manual + 5,000 automatic records |
| IP Rating | IP66/IP67 |
| Power Supply | 4 × 1.5 V alkaline or 4 × 1.2 V rechargeable batteries |
| Battery Life | up to 1000 h (150 h with backlight enabled) |
| Interface | Waterproof USB 2.0 |
| Calibration | Automatic timer-based OxiCal protocol with CellOx/DurOx probes |
| Temperature Compensation | ATC (Automatic Temperature Compensation) |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | OxiTop-i IS6 |
| Instrument Type | Laboratory BOD Analyzer |
| Measurement Principle | Pressure Difference Method (Mercury-Free Pressure Sensor) |
| Measurement Range | 0–4000 mg/L |
| Detection Limit | ≤1 mg/L |
| Accuracy | ±10% (relative to certified reference standards) |
| Measurement Duration | 2–28 days (user-definable incubation period) |
| Incubation Temperature | 20 °C default, adjustable from 15–30 °C |
| Repeatability | ≤5% RSD |
| Channel Capacity | 6 independent measurement channels per unit |
| Compliance | CE, EMC Directive 2014/30/EU |
| Power Supply | Included |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | OxiTop® Control B/BM Soil Respiration Analyzer |
| Measurement Principle | Pressure-based CO₂ consumption/respiration monitoring via headspace oxygen depletion |
| Container Options | MG 1.0 (1000 mL) or PF 45/500 (500 mL) sealed vials with integrated OxiTop®-C stoppers or AD/SK adapters |
| Data Logging | Autonomous, battery-powered, up to 60 days continuous measurement per cycle |
| Output | mg O₂/L·d or µmol CO₂/g soil·h (calculated) |
| Compliance | Designed for ISO 11274, ISO 17402, OECD 207, ASTM D5988, and EU Regulation (EC) No 1107/2009 biodegradation testing protocols |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | WTW OxiTop®-i IS 6 BOD |
| Instrument Type | Laboratory Benchtop Analyzer |
| Measurement Principle | Manometric Respirometry (CO₂-absorbed pressure differential method) |
| Measurement Range | 0–40 mg/L (standard), up to 4,000 mg/L (via sample dilution or reduced volume) |
| Accuracy | <10% deviation from reference value |
| Repeatability | ≤ ±2.8% RSD |
| Measurement Duration | Programmable from 1 to 7 days |
| Sample Capacity | 6 independent channels |
| Display | Individual LCD graphic display per sensor head |
| Temperature Compensation | Automatic thermal equilibration delay (1–3 h) |
| Units | mg/L O₂, ΔhPa, hPa, digit |
| Compliance | Designed for ISO 5815-1:2019, EN 25815, and APHA Standard Methods 5210 B |
| Brand | WTW |
|---|---|
| Model | pH 3310 |
| Type | Portable pH Meter |
| Parameters | Single-parameter (pH/mV/Temperature) |
| Measurement Range | –2.000 to 19.999 pH |
| Resolution | 0.001 pH |
| Accuracy | ±0.005 pH (at 25°C, calibrated) |
| mV Range | ±1200.0 mV (±0.3 mV), ±2500 mV (±1 mV) |
| Temperature Range | –5.0 to 105.0 °C (±0.1 °C) |
| Calibration | 1–5 point, auto-buffer recognition (DIN/NIST/WTW TEC, 16 buffers) |
| Data Storage | 5000 automatic + 200 manual entries |
| IP Rating | IP66/IP67 |
| Battery Life | Up to 1000 h (display backlight off), 150 h (backlight on) |
| Interface | Waterproof USB |
| ATC | Yes |
| CMC (Continuous Measurement Control) | Yes |
| Display | Backlit graphical LCD |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | pH 3310 |
| pH Range | –2.000 to 19.999 |
| pH Resolution | 0.001 |
| pH Accuracy | ±0.005 (at 25 °C, for range –2.000–19.999) |
| mV Range | ±2000 mV |
| mV Accuracy | ±1 mV |
| Temperature Range | –5.0 to 105.0 °C |
| Temp. Accuracy | ±0.1 °C |
| Automatic Temperature Compensation (ATC) | Yes |
| Calibration | 1-, 2-, or 3-point with auto-buffer recognition (DIN & NIST) |
| IP Rating | IP66/IP67 |
| Display | 7-segment LCD with large, high-contrast digits |
| Auto-read Delay | 15 s |
| Repeatability | < 0.02 pH |
| Battery Life | Up to 2500 hours (4 × AA alkaline) |
| Power Options | 4 × 1.5 V AA alkaline or 4 × 1.2 V NiMH rechargeable |
| Brand | WTW |
|---|---|
| Origin | USA |
| Distributor Type | Authorized Distributor |
| Product Origin | Imported |
| Model | WTW pH Accessories and Consumables |
| Price Range | USD 280 – 8,500 |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | pH/ION 7320 |
| Display | Graphical monochrome LCD |
| Input Channels | Dual-channel (pH/ORP + ISE) |
| pH Range | −2.000 to 19.999 |
| pH Accuracy | ±0.005 |
| ORP Range | ±1200.0 mV, ±2500 mV |
| ORP Accuracy | ±0.3 mV, ±1 mV |
| Ion Concentration Units | mg/L, mol/L, mg/kg, ppm, % |
| ISE Calibration | 2–7 points, linear & non-linear methods |
| Temperature Range | −5.0 to +105.0 °C |
| Temp. Accuracy | ±0.1 °C |
| CMC (Continuous Measurement Control) | Yes |
| Memory | 200 manual / 5000 automatic readings |
| Interface | Micro-USB |
| Power | Alkaline batteries or universal AC adapter |
| Dimensions | 190 × 240 × 80 mm (H × L × W) |
| Weight | 0.8 kg (1.0 kg with optional printer) |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | pHotoFlex pH |
| Wavelength Accuracy | < 2 nm |
| Wavelengths | 436, 517, 557, 594, 610, 690 nm |
| Photometric Range | Absorbance –2.00 to +2.00 A |
| pH Measurement Range | 0.00–16.00 |
| Accuracy | ±0.01 pH |
| Data Storage | 1000 measurement records + 100 user-defined methods |
| Auto-zero | Yes (on power-up) |
| Calibration | 3-point pH calibration |
| Interface | RS232 (USB optional) |
| Protection Rating | IP67 |
| Power Supply | 4 × AA alkaline batteries (≥3000 measurements) or optional rechargeable pack |
| Dimensions | 236 × 86 × 117 mm |
| Weight | 0.6 kg (without batteries) |
| Compliance | cETLus certified |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | photoLab 7600 VIS |
| Optical Design | Pseudo-double-beam |
| Detector Type | Photodiode Array (PDA) |
| Wavelength Range | 190–1100 nm |
| Automatic Wavelength Selection | Yes |
| Spectral Bandwidth | 4 nm |
| Wavelength Accuracy | ±0.003E (for E < 0.600), ±0.5% (for 0.600 < E < 2.00) |