Chemical Analysis Instruments
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Showing 9931–9960 of 10547 results
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | Cond 7110 |
| Measurement Parameter | Conductivity (Single-Parameter) |
| Portability | Portable |
| Intended Use | Laboratory |
| Conductivity Range | 0.0–1000 mS/cm |
| Accuracy | ±0.5% of reading |
| Electrode Constant Adjustment Range | 0.090–2.75 cm⁻¹ (standard KCl 0.01 mol/L) |
| Temperature Range | −5.0 to +105.0 °C (±0.1 °C) |
| Temperature Compensation | Linear (0.000–3.000 %/K), Non-Linear (nLF), or None |
| Calibration | Automatic 1-point |
| Calibration Memory | Up to 10 calibration records |
| Display | Backlit 7-segment LCD |
| Power Supply | 4 × 1.5 V AA batteries or 4 × 1.2 V rechargeable batteries |
| Interface | None (USB and printer options exclusive to Cond 7310 series) |
| Compliance | Designed for GLP-compliant laboratory environments per ISO/IEC 17025 guidance |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | Cond 7310 |
| Measurement Parameters | Conductivity, Resistivity, Salinity, TDS, Temperature |
| Conductivity Range | 0.000 µS/cm to 1000 mS/cm |
| Accuracy | ±0.5% of reading ±1 digit |
| Electrode Constant Adjustment Range | 0.01 to 62.5 cm⁻¹ |
| Temperature Compensation | Linear, Non-Linear (nLF), or None |
| Calibration | Up to 10 stored calibration records |
| Data Storage | 500 manual + 5000 auto-stored readings |
| Interface | USB (with CSV export) |
| Optional | Integrated thermal printer (58 mm width) |
| Power | 4×AA batteries or universal AC adapter |
| Display | Backlit LCD with 7-segment numeric and status icons |
| Origin | Imported |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Instrument Type | Benchtop |
| Model | inoLab pH 7310 |
| Measurement Parameters | Single (pH) |
| pH Range | –2.0 to 20.0 |
| Resolution | 0.1 / 0.01 / 0.005 pH (selectable) |
| Accuracy | ±0.005 pH (at 25 °C, calibrated with traceable buffers) |
| mV Range | ±1200.0 mV (±0.3 mV), ±2500 mV (±1 mV) |
| Temperature Range | –5.0 to +105.0 °C (±0.1 °C) |
| Calibration | Up to 5-point, DIN/NIST/WTW TEC buffer support (20 pre-programmed standards) |
| Memory Capacity | 500 manual entries / 5000 automatic logs |
| Data Output | USB 2.0 micro-B interface, CSV format |
| Compliance | GLP-compliant data logging with timestamp, operator ID, electrode serial number, and calibration history |
| Optional | Integrated thermal printer (58 mm width) |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | inoLab pH/ION 7320 |
| Instrument Type | Benchtop |
| Parameter Types | Multi-parameter (pH, mV, ISE, Temperature) |
| pH Range | –2.000 to 20.000 |
| Accuracy | ±0.004 pH |
| mV Range | –999.9 to +999.9 mV (±0.2 mV), –2000 to +2000 mV (±1 mV) |
| ISE Concentration Range | 0.000–10.000 mg/L, 0.00–100.00 mg/L, 0.0–1000.0 mg/L, 0–2000 mg/L |
| Temperature Range | –5.0 to +105.0 °C |
| Accuracy | ±0.1 °C |
| Calibration | pH up to 5-point |
| Data Storage | 500 manual / 5000 automatic readings |
| Interface | Micro-USB |
| Display | Backlit LCD with graphical prompt support |
| Protection Rating | IP43 |
| Dimensions (7320) | 240 × 190 × 80 mm |
| Weight (7320) | ~0.8 kg |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | pH 7110 |
| Instrument Type | Benchtop |
| Parameter Type | Single-Parameter (pH/ORP/Temperature) |
| Measurement Accuracy | ±0.005 pH (at 0.001 pH resolution) |
| pH Range | –2.000 to +19.999 |
| Resolution | 0.001 pH / 0.1 mV / 0.1 °C |
| Operating Temperature | +5 to +55 °C |
| Storage Temperature | –25 to +65 °C |
| Power Supply | 4 × AA alkaline batteries (2500 h typical life) or 100–240 VAC / 9 VDC adapter |
| Dimensions | 240 × 190 × 80 mm |
| Weight | 1.0 kg |
| Ingress Protection | IP43 |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | pH 7310 |
| Instrument Type | Benchtop |
| Parameter Type | Single-Parameter (pH/ORP) |
| Measurement Range | −2.000 to +19.999 pH |
| Resolution | 0.001 pH (selectable down to 0.01 or 0.1) |
| Accuracy | ±0.005 pH (at 25 °C, with calibrated electrode) |
| ORP Range | −2500 to +2500 mV |
| ORP Resolution | 1 mV |
| ORP Accuracy | ±1 mV |
| Temperature Range | −5.0 to +105.0 °C |
| Temp. Resolution | 0.1 °C |
| Temp. Accuracy | ±0.1 °C |
| Calibration | Automatic 1–5-point pH calibration with slope and offset validation |
| Data Storage | 500 manual + 5000 automatic records |
| Interface | USB 2.0 (cable length up to 3 m) |
| Compliance | GLP-compliant documentation, AQA (Analytical Quality Assurance), ISO/IEC 17025-supportive data traceability |
| Power | 4×AA alkaline batteries (≈1000 h operation, no backlight) or universal 100–240 VAC / 9 VDC adapter |
| Enclosure Rating | IP43 |
| Operating Temperature | +5 to +55 °C |
| Storage Temperature | −25 to +65 °C |
| Dimensions (pH 7310) | 240 × 190 × 80 mm |
| Weight | 0.8 kg |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | LF40 |
| Instrument Type | Portable |
| Parameter Type | Single-parameter (Conductivity, Salinity, TDS, Temperature) |
| Measurement Ranges | 0–200 μS/cm, 0–2000 μS/cm, 0–20 mS/cm, 0–500 mS/cm (auto-ranging) |
| TDS | 0–200 mg/L, 0–2000 mg/L, 0–20 g/L, 0–500 g/L |
| Salinity | 0–70 g/kg |
| Temperature | −10 to +100 °C |
| Resolution | 0.1 μS, 1 μS, 0.01 mS, 0.1 mS, 0.1 °C |
| Temperature Compensation | Pt1000 (automatic or fixed) |
| Display | LCD, 128 × 64 pixels, backlit |
| Data Storage | 4000 measurement sets with timestamp |
| Connectivity | USB (galvanically isolated) |
| Enclosure | ABS housing, IP65 rated |
| Dimensions | 200 × 95 × 40 mm (W × H × D) |
| Weight | 290 g (incl. 3 × AA batteries) |
| EMC Compliance | EN 61326 Class B |
| Recommended Electrode | LTC 0.35/LF 40 (4-pole, cell constant 0.33 cm⁻¹, integrated Pt1000 temperature sensor, 1 m cable, BK connector) |
| Standard Kit | LF40 instrument, LTC 0.35/LF 40 electrode, calibration solution (50 mL, 0.1 N KCl, 12.9 mS/cm @ 25 °C), portable carrying case |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | LR 325/001 |
| Detection Parameter | Single (Conductivity) |
| Portability | Portable |
| Application Environment | Laboratory |
| Conductivity Range | 0.0001 µS/cm to 30 µS/cm |
| Electrode Type | Two-Electrode |
| Cell Constant | 0.01 cm⁻¹, ±2% |
| Temperature Sensor | Integrated NTC |
| Temp. Range | 0–100 °C, ±0.2 K |
| Max. Pressure | 2 bar at 20 °C |
| Housing Material | 316Ti Stainless Steel |
| Flow-Cell Configuration | Yes |
| Connector | KI/LF-MIQ/S (505 543) + ADA/AMPH-LAB-LF (303212) |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | LR 325/01 |
| Detection Parameter | Single (Conductivity) |
| Portability | Portable |
| Application Environment | Laboratory |
| Conductivity Range | 0.001–200 µS/cm |
| Electrode Type | Two-Electrode |
| Cell Constant | 0.1 cm⁻¹ (±2%) |
| Temperature Sensor | Integrated NTC |
| Temp. Range | 0–100 °C (±0.2 K) |
| Max. Pressure | 2 bar at 20 °C |
| Housing Material | ASTM A240 316Ti Stainless Steel |
| Flow Cell | Integrated |
| Connection Interface | KI/LF-MIQ/S (505 543) |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Type | Portable |
| Measurement Mode | Single-Parameter |
| Electrode Architecture | 500-Series (Half-Cell, Requires Separate Reference Electrode) / 800-Series (Integrated Reference Electrode, Composite Design) |
| Compatible Ions | NH₄⁺, Pb²⁺, Br⁻, Cd²⁺, Ca²⁺, Cl⁻, CN⁻, F⁻, I⁻, K⁺, Cu²⁺, Na⁺, NO₃⁻, Ag⁺, S²⁻ |
| Concentration Range (Typical) | 10⁻⁸–10⁻¹ mol/L (e.g., Cu²⁺) to saturation (e.g., F⁻) |
| Connector Options | BNC or DIN |
| Compliance | Designed for ASTM D6919, ISO 10304-2, USP <781>, and GLP/GMP-relevant measurement traceability |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | pH 3110 |
| Instrument Type | Portable |
| Parameter Type | Single-Parameter (pH/mV/°C) |
| Measurement Principle | Potentiometric (Glass Electrode / Reference Electrode System) |
| Resolution | 0.001 pH / 0.1 mV / 0.1 °C |
| Accuracy | ±0.005 pH (at 25 °C, range –2.000 to +19.999), ±0.1 mV (–1200.0 to +1200.0 mV), ±0.1 °C (–5.0 to +105.0 °C) |
| Calibration | Automatic 1-/2-/3-point with buffer recognition (DIN/NIST/USA buffers) |
| Response Time | ≤15 s (t₉₀) |
| Repeatability | <0.02 pH |
| Auto-Off Delay | Configurable from 10 min to 24 h |
| Battery Life | Up to 2500 h (4 × AA alkaline) |
| Enclosure Rating | IP67 |
| Operating Temperature | –10 °C to +55 °C |
| Storage Temperature | –25 °C to +65 °C |
| Dimensions | 180 × 80 × 55 mm |
| Weight | 0.4 kg |
| 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 |
| Instrument Type | Portable |
| Parameter Type | Single-Parameter (pH/mV/Temperature) |
| pH Range | –2.000 to 19.999 |
| pH Accuracy | ±0.005 |
| mV Range | ±2500 mV |
| mV Accuracy | ±1 mV |
| Temperature Range | –5.0 to 105.0 °C |
| Temp. Accuracy | ±0.1 °C |
| Data Storage | 5000 automatic records |
| IP Rating | IP66/IP67 |
| Calibration | 1–5 point, auto-buffer recognition (DIN/NIST/WTW TEC, 16 buffers) |
| ATC | Yes |
| CMC (Continuous Measurement Control) | Yes |
| Display | Backlit graphical LCD |
| Power | 4 × AA alkaline or NiMH batteries (1000 h typical life) |
| Interface | Waterproof USB |
| 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 | Germany |
| Model | PH/ION 3310 |
| Instrument Type | Portable |
| Parameter Type | Single-Parameter |
| Measurement Modes | pH, ORP, ISE, Temperature |
| Calibration | pH (1–5 points), ISE (2–7 points) |
| Display | Backlit LCD |
| Data Storage | Manual (500 entries), Automatic (5000 entries) |
| GLP Compliance | Yes |
| USB Interface | USB 1.1 (Type-B), cable length ≤ 3 m |
| Power | 4 × 1.5 V AA alkaline (800 h operation) or 4 × 1.2 V AA NiMH rechargeable |
| IP Rating | IP67 |
| Dimensions | 180 × 80 × 55 mm |
| Weight | 0.4 kg (without adapter) |
| Operating Temp. | +5 °C to +55 °C |
| Storage Temp. | −25 °C to +65 °C |
| pH Range | −2.000 to +19.999 (res. 0.001, acc. ±0.005) |
| ORP | −2500 to +2500 mV (res. 1 mV, acc. ±1 mV) |
| Temp. | −5.0 to +105.0 °C (res. 0.1 °C, acc. ±0.1 °C) |
| ISE | 0.000–999999 in multiple units (mg/L, µmol/L, mmol/L, mg/kg, ppm, %) with resolution down to 0.001 and accuracy per NIST-traceable calibration |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Instrument Compatibility | photoFlex STD, photoFlex pH, photoFlex Turb, photoLab S6, photoLab S12, photoLab 6100, photoLab 6600, photoLab 7100, photoLab 7600 |
| Test Parameters | COD, Ammonia-N, Total Nitrogen, Total Phosphorus, Heavy Metals (e.g., Cr, Cu, Ni, Zn, Pb) |
| Format | Pre-filled Ready-to-Use Cuvettes & Reagent Kits |
| Calibration & QC | Certified Standard Solutions & Reference Water Samples |
| Regulatory Alignment | Compliant with DIN EN ISO 15586, DIN 38405, DIN 38414, and EPA Method 410.4 (COD), EPA 350.1 (Ammonia), EPA 365.4 (Phosphate) |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Imported |
| Model | pHotoFlex pH |
| Price | ¥28,100 |
| Wavelengths | 436, 517, 557, 594, 610, 690 nm |
| Wavelength Repeatability | ≤0.005 nm |
| Wavelength Accuracy | ±2 nm |
| Photometric Range | −2.000 A to +2.000 A |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | pHotoFlex STD |
| Wavelengths | 436, 517, 557, 594, 610, 690 nm |
| Wavelength Repeatability | ≤ 0.005 nm |
| Wavelength Accuracy | ±2 nm |
| Photometric Range | −2.000 A to +2.000 A |
| Protection Rating | IP67 |
| Dimensions | 236 × 86 × 117 mm |
| Weight | 0.6 kg (without batteries) |
| Power Supply | 4 × AA alkaline batteries (up to 3,000 measurements) |
| Data Storage | 100 measurement sets |
| Interface | RS232 |
| Software Upgrade | Free internet-based method updates |
| User-Defined Methods | Up to 50 |
| Built-in Calibration Curves | >140 pre-programmed for common water quality parameters |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | pHotoFlex Turb |
| Wavelength Range | 436, 517, 557, 594, 610, 690, and 860 nm |
| Wavelength Repeatability | ≤ 0.005 nm |
| Wavelength Accuracy | ±2 nm |
| Photometric Range | −2.000 A to +2.000 A |
| pH Range | −2.00 to +16.00 |
| ORP Range | −1000 to +1000 mV |
| Turbidity Range | 0.01–1100 NTU/FNU |
| Temperature Range | −5 °C to +100 °C |
| Data Storage Capacity | 1000 measurements |
| Protection Rating | IP67 |
| Power Supply | 4 × AA alkaline batteries (≈5000 measurements) |
| Dimensions | 236 × 86 × 117 mm |
| Weight | 0.6 kg (without batteries) |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | PhotoLab 6100 (VIS), PhotoLab 6600 (UV-VIS) |
| Optical Design | Pseudo-Double-Beam |
| Wavelength Range | 320–1100 nm (PhotoLab 6100), 190–1100 nm (PhotoLab 6600) |
| Light Source | Tungsten Halogen Lamp (6100), Xenon Flash Lamp (6600) |
| Wavelength Accuracy | ±1 nm |
| Spectral Bandwidth | 4 nm |
| Absorbance Range | –3.3 to +3.3 A |
| Absorbance Resolution | 0.005 A (at A = 2.0) or 0.5% of reading |
| Photometric Repeatability | ±0.002 A (at A = 1.0) |
| Photometric Accuracy | ±0.003 A (A < 0.600 A), ±0.5% of reading (0.600–2.000 A) |
| Linearity | <1% deviation (0–2.000 A, 340–900 nm) |
| Stray Light | <0.1% (at 340 nm and 408 nm) |
| Cuvette Recognition | Automatic (16 mm round, 10/20/50 mm square) |
| Data Storage | 1000 measurement records, 100 spectra (300–900 nm), 400 dynamic test series (150 values each) |
| Built-in Methods | 200 preprogrammed, 100 user-defined, 20 photometric analysis methods |
| Interface | USB-A (for USB drive, printer, barcode scanner), USB-B (PC connection), RS232 (PC/printer) |
| Compliance | CE, UL, IP30 |
| Operating Temperature | 10–35 °C |
| Dimensions | 404 × 197 × 314 mm (W × H × D) |
| Weight | ~4.5 kg (without power supply) |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | photoLab 7100 VIS |
| Optical Design | Single-beam |
| Detector | CCD (Charge-Coupled Device) |
| Wavelength Range | 320–1100 nm |
| Wavelength Accuracy | ±1.0 nm |
| Wavelength Repeatability | < 0.5 nm |
| Spectral Bandwidth | 4 nm |
| Stray Light | ≤0.01% T |
| Display | 7″ backlit color touchscreen |
| Sample Holders | Auto-identifying 16 mm round, 10/20/50 mm rectangular cuvettes with barcode recognition |
| Data Storage | 5,000 measurement values, 500 spectra, 400 kinetic curves |
| Built-in Methods | >230 preprogrammed test protocols (e.g., free chlorine, nitrate, phosphate, COD) |
| Custom Methods | Up to 1,000 user-defined calibration curves |
| Reagent-Free Tests | >50 methods requiring no chemical reagents |
| Interface | 1× USB-A, 1× USB-B, 1× Ethernet |
| Compliance | Designed for GLP/GMP-aligned workflows |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | photoLab 7600 UV-VIS |
| Optical Design | Single-beam |
| Detector | CCD (Charge-Coupled Device) |
| Wavelength Range | 190–1100 nm |
| Wavelength Accuracy | ±1 nm |
| Wavelength Repeatability | ±1 nm / <0.5 nm |
| Spectral Bandwidth | 4 nm |
| Stray Light | ≤0.01% T |
| Light Source | Xenon lamp (≥13,000 h operational lifetime) |
| Cuvette Recognition | Automatic barcode-based identification for 10 mm, 20 mm, and 50 mm rectangular cuvettes and 16 mm round cells |
| Data Storage Capacity | 5,000 measurement values, 500 spectra, 400 kinetic curves |
| Built-in Methods | >230 pre-programmed test routines (e.g., free chlorine, nitrate-N, COD, phosphate, SAC, color, CO₂, NH₃-N) |
| Custom Method Support | Up to 1,000 user-defined calibration curves |
| Reagent-Free Testing | Enabled for select parameters (e.g., total COD: 2–75 mg/L, soluble COD: 2–75 mg/L, NO₃-N: 0.1–3.0 mg/L, NO₂-N: 0.1–4.0 mg/L) |
| Software Compliance | Audit-trail enabled, GLP-compliant data handling, FDA 21 CFR Part 11 ready (with optional user authentication module) |
| 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) |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | photoLab S6 |
| Optical Design | Pseudo-Double-Beam |
| Wavelength Range | 340–690 nm (6 fixed interference filters) |
| Cuvette Compatibility | 16 mm and 28 mm round cuvettes |
| Auto-Method Selection | Yes (AutoSelect) |
| MemoChip Support | Yes |
| Compliance | Designed for ISO/IEC 17025-aligned routine analysis, supports GLP data integrity requirements |
| Software Interface | Standalone operation with on-device method execution and result display |
| [Origin | Germany |
|---|---|
| Type | Double-beam UV-VIS spectrophotometer |
| Detector | Photodiode array |
| Wavelength range | 190–1100 nm |
| Spectral bandwidth | 4 nm |
| Wavelength accuracy | ±1 nm |
| Stray light | <0.01% T |
| Auto-wavelength selection | Yes |
| Cuvette auto-recognition | 10 mm, 20 mm, 50 mm rectangular and 16 mm round |
| Display | 7" backlit color touchscreen |
| Data storage | 5000 measurements, 500 spectra, 400 kinetic curves |
| Interfaces | 1× USB-A, 1× USB-B, 1× Ethernet |
| Compliance | ASTM E275, ISO 6059, USP <857>, DIN EN ISO/IEC 17025] |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | SensoLyt® 900-P |
| Measurement Range | 0.000–12.000 pH |
| Accuracy | ±0.004 pH |
| Temperature Sensor | NTC 30 kΩ |
| Membrane Resistance | < 400 MΩ at 25 °C |
| Operating Temperature | 0–80 °C |
| Electrode Length | 120 mm |
| Electrode Diameter | 12 mm |
| Connection | Digital IDS interface (AS/IDS-x or IDS WLM-S compatible) |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | SenTix 41 |
| Instrument Type | Portable |
| Parameter Type | Single-Parameter (pH) |
| pH Range | 0–14 |
| Temperature Range | −5 to +80 °C |
| Glass Membrane Impedance | 300 MΩ at 25 °C |
| Reference System | Gelified Internal Buffer (pH 7.0 ± 0.25) |
| Junction Type | Fibrous Diaphragm |
| Electrode Body Material | Noryl |
| Electrode Dimensions | Ø12 mm × 120 mm |
| Cable Length | 1 m |
| Connector Options | DIN or BNC |
| Integrated Temperature Sensor | NTC thermistor (30 kΩ) |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | SenTix 81 |
| Measurement Range | 0–14 pH |
| Temperature Range | 0–100 °C |
| Reference Electrolyte | 3 M KCl, Ag⁺-free |
| Internal Buffer | pH 7.0 ± 0.25 |
| Glass Membrane Type | Conical, low-impedance |
| Membrane Impedance | 100 MΩ at 25 °C |
| Junction | Platinum wire |
| Electrode Body Material | Glass |
| Electrode Length | 120 ± 1 mm |
| Diameter | 12 ± 0.5 mm |
| Cable Length | 1 m |
| Connector Options | DIN or BNC |
| Integrated Temperature Sensor | NTC 30 kΩ |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | SenTix 940 |
| Measurement Range | 0.00–14.00 pH |
| Resolution | 0.01 pH |
| Temperature Range | 0–80 °C |
| Input Impedance | >1 GΩ (at 25 °C) |
| Cable Length | 1.5 m |
| Connector Type | 4-pin IDS plug |
| Reference Electrolyte | Polymer gel |
| Junction Type | Fiber junction |
| NTC Temperature Sensor | Integrated |
| Housing Material | PPE/PS composite |
| Shaft Diameter | 4.3 mm |
| Minimum Bending Radius (fixed) | 20 mm |
| Minimum Bending Radius (flexible use) | 60 mm |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | SenTix 940 |
| Instrument Type | Portable |
| Parameter Types | Multi-parameter |
| pH Accuracy | ±0.004 |
| pH Range | 0.000–14.000 |
| Calibration Buffers | pH 4.01, 7.00, 10.01 |
| Temperature Range | 0–80 °C |
| Electrolyte | Polymer Gel (KCl-free) |
| Reference Junction | Fiber Junction (NTC integrated) |
| Housing Material | PPE/PS Composite |
| Shaft Length | 120 mm |
| Cable Length | 1.5 m (standard), 3 m (optional) |
| Connector | 4-pin IDS (Intelligent Digital Sensor) |
| Input Impedance | >1 GΩ at 25 °C |
| Response Time (t₉₀) | <15 s (in buffer) |
| Storage Requirement | Wet cap with pH 4 or 7 buffer |