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| Brand | Shinsei |
|---|---|
| Origin | Japan |
| Model | XO-326IIs |
| Sensor Type | Galvanic (Diffusion-Type Membrane) |
| Measurement Range | O₂: 0–25.0 vol% |
| Full-Scale Extended Range | 25.1–40.0 vol% |
| Accuracy | ±0.5 vol% |
| Response Time (t₉₀) | ≤20 s |
| Repeatability | ±0.5 vol% (typical) |
| Resolution | 0.1 vol% (3-digit LCD display) |
| Operating Temperature | 0–40 °C |
| Power Supply | Two AA alkaline batteries |
| Battery Life | Approx. 8,000 hours continuous operation |
| Enclosure Rating | Intrinsically Safe Ex ia IIB T3 |
| Dimensions (XO-326IIsB variant) | 66 × 120 × 29 mm |
| Weight (XO-326IIsB) | ~265 g |
| Brand | DELEITE |
|---|---|
| Origin | Shanghai, China |
| Model | DPH-10PT |
| pH Range | -2.00 to 20.00 pH |
| Resolution | 0.01/0.1 pH |
| Accuracy | ±0.02 pH |
| Temperature Compensation | Manual/Automatic (0–100 °C) |
| Dimensions | 215 × 170 × 40 mm |
| Weight | 0.6 kg |
| mV Range | −1999 to +1999 mV |
| mV Resolution | 1 mV |
| mV Accuracy | ±0.1% FS |
| Temp. Accuracy | ±0.5 °C |
| Input Impedance | ≥1 × 10¹² Ω |
| Input Current | ≤1 × 10⁻¹² A |
| Stability | ±0.01 pH / 3 h |
| Data Storage | 300 sets |
| Interface | USB 2.0, micro-USB, optional Bluetooth module |
| IP Rating | IP54 |
| GLP Compliance | Yes |
| Brand | Hamilton |
|---|---|
| Origin | Switzerland |
| Model | H100 pH |
| Measurement Range | pH −2.00 to 16.00 |
| ORP | −1500 to +1500 mV |
| Temperature Input | Pt100 / Pt1000 / NTC 30 kΩ |
| Temperature Range | −20 to +150 °C |
| Temperature Resolution | 0.1 °C |
| Measurement Error | <1 mV |
| Analog Outputs | Dual 4–20 mA (floating, max 10 V) |
| Relay Output | Configurable (alarm/flush), 3 A / <250 VAC or 30 VDC |
| Housing Material | PBT |
| Enclosure Rating | IP65 / NEMA 4X |
| Power Supply | 24–230 V AC/DC |
| Display | 7-segment LCD with icons |
| Operating Humidity | 0–80% RH at ≤55 °C |
| FM Certification | Class I, Div. 2, Groups A/B/C/D & IIC, T4, Ta = 55 °C, Type 2 |
| Brand | Leici |
|---|---|
| Model | PHSJ-5T |
| Measurement Range | (−2.00 to 20.00) pH |
| Resolution | 0.01 pH (selectable down to 0.001 pH) |
| Accuracy | ±0.001 pH |
| Temperature Compensation Range | (−5.0 to 105.0) °C |
| Dimensions | 240 mm × 180 mm × 78 mm |
| Weight | 1.5 kg |
| IP Rating | IP54 |
| Data Storage Capacity | 1000 datasets (pH, mV, ORP, temperature) |
| Compliance | GLP, GMP-ready, 21 CFR Part 11–compatible data management via optional software |
| Brand | BM |
|---|---|
| Origin | Shanghai, China |
| Model | 23JC-1505 |
| Objectives | 10× (standard), 20×/50×/100× (optional) |
| Field of View (object-side) | φ30 mm / φ15 mm / φ6 mm / φ3 mm |
| Working Distance | 85.25 mm / 81.94 mm / 16.99 mm / 16.35 mm |
| Projection Screen | φ308 mm (usable area >φ300 mm, crosshair reticle) |
| Screen Rotation | 0–360°, digital readout resolution: 1′ or 0.01° |
| Stage | 320 × 220 mm metal base, φ190 mm glass plate, X/Y travel: 150 mm × 50 mm, rotary stage: φ180 mm |
| Positional Resolution | 0.001 mm (X/Y), 0.001° (rotation) |
| Illumination | 24 V / 150 W halogen lamp (transmitted & reflected) |
| Cooling | Forced-air (3 axial fans) |
| Power | 220 V AC, 50/60 Hz, 350 W |
| Dimensions (W×D×H) | 730 × 400 × 1120 mm |
| Weight | ~160 kg |
| Measurement Accuracy | (3 + L/75) µm (L in mm), contour error < 0.08% under transmitted light |
| Brand | YSI |
|---|---|
| Origin | USA |
| Model | ProSolo |
| Measurement Range | DO (0–500% air saturation, 0–50 mg/L) |
| Resolution | DO (0.1% saturation / 0.01 mg/L) |
| Repeatability | DO ≤ ±1% of reading |
| Drift | ≤ ±0.2 mg/L over 24 h (DO) |
| Temperature Compensation | Automatic (−5 to 50 °C) |
| Interface | USB 2.0 |
| Dimensions | 8.3 × 21.6 × 5.6 cm |
| Operating Ambient Temperature | 0–50 °C |
| IP Rating | IP67 |
| Certifications | RoHS, CE, WEEE, C-Tick, VCCI, 1 m drop-tested |
| Brand | Leici |
|---|---|
| Model | PHSJ-4F |
| Measurement Range | pH (−2.000 to 20.000), mV (−2000.00 to 2000.00), Temperature (−10.0 to 135.0 °C / 14.0 to 275.0 °F) |
| Resolution | pH (0.001/0.01/0.1), mV (0.01/0.1/1), Temp (0.1 °C/0.1 °F) |
| Accuracy | pH ±0.002, mV ±0.03% or ±0.1 mV, Temp ±0.1 °C (electronic unit), ±0.3 °C (0.0–60.0 °C), ±1.0 °C (other ranges) |
| Calibration | 1–5 point pH auto-calibration with buffer recognition (GB, DIN, NIST, USA, MERK) and custom buffer support |
| Data Storage | 500 sets with time stamping, filtering, export via USB/RS-232, GLP-compliant audit trail |
| Display | 7-inch HD color LCD |
| Interface | RS-232 (printer compatible), USB-B (PC communication) |
| Power | AC 100–240 V input, DC 20 V output adapter |
| Dimensions | 242 × 195 × 68 mm |
| Weight | ~0.9 kg |
| IP Rating | IP54 |
| Compliance | GB/T 11165–2005, JJG 119–2018, HJ 1396–2024 |
| Brand | BM |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | JDG-S2 |
| Price | Upon Request |
| Max. Measured Length | 200 mm |
| Direct Measurement Range | 10 mm |
| Minimum Display Resolution | 0.1 µm |
| Measuring Force | (2 ± 0.2) N |
| Indication Repeatability | 0.1 µm |
| Maximum Permissible Error (MPE) | ±0.25 µm |
| Total Measurement Uncertainty | ±(0.5 + L/100) µm (L in mm) |
| Readout | Digital LCD Display |
| Dimensions (W×D×H) | 300 × 170 × 410 mm |
| Net Weight | 18 kg |
| Brand | BM (Biaimu) |
|---|---|
| Origin | Shanghai, China |
| Model | BM-SG20BD D |
| Illumination | Reflected (Epi-illumination) & Transmitted |
| Optical Design | Infinity-Corrected, Dual-Path (Brightfield/Darkfield/DIC/Polarized) |
| Eyepiece Tube | 30° Inclined Trinocular |
| Objective Turret | Quadruple with DIC Slot |
| Total Magnification Range | 50×–500× (with 10× eyepieces and standard objectives) |
| Eyepieces | Widefield Plan 10×/25 mm, Crosshair 10×/20 mm (0.1 mm graticule) |
| Objectives | Infinity-Corrected Long Working Distance Plan Apochromat BF/DF, 5×/0.10, 10×/0.25, 20×/0.40, 50×/0.55 |
| Condenser | NA 1.25 Abbe with Iris Diaphragm & Filter Holder |
| Focus Mechanism | Coaxial Coarse/Fine Drive, Fine Adjustment Graduation: 2 µm |
| Stage | Dual-layer Mechanical Stage, 189 × 160 mm, Travel: 80 × 50 mm |
| Polarization System | Rotatable Analyzer (0–360°), Removable Polarizer & Analyzer |
| Illumination Sources | 12 V/50 W Halogen (Reflected & Transmitted), Kӧhler Illumination, Continuous Intensity Control, Field & Aperture Diaphragms |
| Camera Interface | GT5.0 5 MP CMOS Sensor with MCL-Z C-mount Adapter |
| Software | Geometric Metrology Suite (Point, Line, Circle, Arc, Straightness, Roundness, Area) |
| Brand | ATAGO |
|---|---|
| Origin | Japan |
| Model | ACID 181 |
| Measurement Range | 0.00–18.00 g/100mL (as acetic acid) |
| Resolution | 0.01 g/100mL |
| Accuracy | ±0.05 g/100mL |
| Automatic Temperature Compensation Range | 10–30°C |
| Dimensions | Approx. 180 × 70 × 35 mm |
| Weight | Approx. 0.15 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | PHBJ-260F |
| Price | Upon Request |
| pH Measurement Range | –2.00 to 20.00 pH |
| Resolution | 0.01 pH |
| Accuracy | ±0.01 pH |
| Temperature Compensation Range | 0–100 °C (Automatic) |
| Dimensions | Approx. 180 × 80 × 50 mm |
| Weight | Approx. 0.3 kg |
| Display | High-definition color LCD touchscreen |
| Language Support | English & Chinese |
| pH Resolution Options | 0.01 / 0.1 pH |
| mV Resolution Options | 0.1 / 1 mV |
| Temperature Units | °C or °F |
| Auto-Diagnostics | Yes |
| Auto-Power-Off | Yes |
| Power Failure Data Protection | Yes |
| Factory Reset | Yes |
| Firmware Upgrade Capability | Yes |
| IP Rating | IP65 |
| Electrode | Integrated tri-combination pH electrode (standard) |
| Accessories | Electrode holder, silicone protective sleeve, wrist strap, portable carrying case, calibration buffer solutions |
| Endpoint Detection | Intelligent auto-read with manual/timed/interval modes |
| Calibration | 1–5 point pH calibration |
| Buffer Recognition | Automatic identification of GB, DIN, and NIST standard buffer sets |
| Data Storage Capacity | 1000 measurement records |
| Data Management | View, delete, export, print |
| GLP Compliance | Yes (audit trail, operator ID, timestamp, calibration history) |
| Printing Interface | RS-232 printer support (configurable print format) |
| PC Connectivity | USB interface with dedicated software |
| Power Supply | Rechargeable Li-ion battery |
| Battery Indicators | Low-voltage warning & charging status feedback |
| Backlight Adjustment | Yes |
| Brand | Hach |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Imported |
| Model | LDO |
| Price | Upon Request |
| Measurement Range | 0.01–20 mg/L (ppm) and 0–200% saturation |
| Resolution | 0.01 mg/L |
| Repeatability | ±0.1 mg/L (0–8 mg/L) |
| Temperature Compensation | Automatic |
| Dimensions | 20 × 10 × 5 cm |
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