- All
- Favorite
- Popular
- Most rated
| Brand | Shimadzu |
|---|---|
| Origin | Jiangsu, China |
| Distributor Status | Authorized Distributor |
| Model | UVM-4020 |
| Instrument Type | Online Analyzer |
| Measurement Principle | Weighted Multi-Wavelength Ultraviolet Absorption Spectrophotometry (UV-Vis) |
| Wavelengths | 243 nm, 254 nm, 265 nm, 275 nm, and 290 nm (simultaneous acquisition with spectral weighting) |
| Measurement Ranges | 0–400 SAC, 0–200 SAC, 0–80 SAC |
| Cycle Time | Minimum 1 minute |
| Power Supply | 220 V ±10 V, 50/60 Hz, ~100 VA |
| Operating Environment | 5–40 °C, ≤90% RH (non-condensing, non-freezing) |
| Sample Flow Rate | 1–2 L/min |
| Sample Pressure | ≤50 kPa |
| Calibration | Automated zero/span calibration (optional reagent-free standard solutions) |
| Conversion Functions | Simultaneous real-time calculation of COD, BOD, TOC, and SAC using 30 built-in empirical correlation models |
| Cleaning | Scheduled internal tubing purge via user-defined intervals |
| Installation | Indoor wall- or rack-mounted configuration |
| Compliance | Designed for continuous operation under ISO 5667-3, ASTM D5540, and EPA Method 415.3-aligned monitoring workflows |
| Brand | Shimadzu |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Status | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | COD-4200 |
| Price Range | USD 21,000 – 28,000 (est.) |
| Instrument Type | Online Analyzer |
| Measurement Principle | High-Temperature Acidic Potassium Dichromate Digestion with Photometric Detection |
| Accuracy | ±10% for concentrations ≥100 mg/L |
| Minimum Measurement Cycle | 20 minutes |
| Measuring Range | 30–4000 mg/L COD (extended range available upon consultation) |
| Repeatability | ≤±5% |
| Zero Drift | ±5 mg/L |
| Span Drift | ≤±5% |
| Resolution | <1 mg/L |
| Output Signals | RS-232, 4–20 mA (bidirectional communication & remote control supported) |
| Power Supply | 220 VAC ±10%, 50 Hz ±5% |
| Power Consumption | ~100 VA |
| Dimensions | 500 × 420 × 1550 mm (W × D × H) |
| Weight | ~90 kg |
| Brand | Thermo Fisher Scientific |
|---|---|
| Origin | USA |
| Model | DO6+ |
| Measurement Principle | Galvanic Cell Electrode |
| Dissolved Oxygen Range | 0.00–19.99 mg/L (ppm) |
| Resolution | 0.01 mg/L |
| Accuracy | ±1.5% of full scale |
| Saturation Range | 0.0–199.9% |
| Resolution | 0.1% |
| Temperature Range | 0.0–50.0 °C (32–122 °F) |
| Temp. Resolution | 0.1 °C |
| Temp. Accuracy | ±0.5 °C |
| Salinity Compensation | 0.0–50.0 ppt (manual input, automatic correction) |
| Pressure Compensation | 500–1499 mmHg or 66.6–199.9 kPa (manual input, automatic compensation) |
| Calibration | Two-point (0% and 100% O₂) |
| Temperature Compensation | ATC/MTC (0.0–50.0 °C) |
| Electrode Type | Galvanic (self-polarizing) sensor |
| Response Time (t₉₅) | ≤60 s |
| Data Hold & Auto-Off | Yes (20 min inactivity) |
| Display | Single-line LCD |
| Input Interfaces | BNC + 2.5 mm audio jack |
| Power | 4 × AAA alkaline batteries |
| Battery Life | >700 hours |
| Dimensions (instrument) | 14 × 17 × 3.5 cm |
| Weight (instrument) | 200 g |
| Packaging Dimensions | 24 × 17 × 8 cm |
| Weight (shipping) | 0.55 kg |
| Brand | Shimadzu |
|---|---|
| Origin | Japan |
| Manufacturer Status | Authorized Distributor |
| Product Origin | Imported |
| Model | TOC-L |
| Price Range | USD 13,500 – 27,000 (FOB Japan) |
| Instrument Type | Laboratory TOC Analyzer |
| Detection Principle | High-Temperature Catalytic Combustion Oxidation |
| Oxidation Temperature | 680 °C |
| Measurement Range | 4 µg/L to 30,000 mg/L as C |
| Detection Method | NDIR (Non-Dispersive Infrared) |
| Sample Types | Liquid aqueous matrices including ultrapure water, wastewater, seawater, and industrial process water |
| Compliance | Designed to meet ASTM D7573, ISO 8245, USP <643>, and EP 2.2.44 requirements |
| Brand | Shimadzu |
|---|---|
| Model | TOC-4200 |
| Measurement Principle | Catalytic Combustion Oxidation + NDIR CO₂ Detection |
| Oxidation Temperature | 680 °C |
| Measurement Range | 0–1 ppm to 0–20,000 ppm (selectable) |
| Accuracy | ±1.0% of reading |
| Detection Limit | 0.01 ppm |
| Resolution | 0.001 ppb |
| Repeatability | ≤1% RSD |
| Analysis Cycle | Minimum 4 minutes |
| Carrier Gas | High-purity nitrogen (≥99.99%, 250–300 kPa) |
| Power Supply | 90–260 V AC, 50/60 Hz, 6 A |
| Power Consumption | 200 W (at operating temperature) |
| Operating Environment | 0–40 °C, ≤90% RH, indoor installation only |
| Brand | Thermo Fisher Scientific |
|---|---|
| Origin | USA |
| Model | 420D-01A |
| Instrument Type | Portable |
| Measurement Principle | Fluorescence-based (RDO) and Polarographic DO |
| pH Range | −2.000–20.000 |
| pH Resolution | 0.001 |
| pH Accuracy | ±0.001 |
| pH Calibration Points | Up to 5 |
| mV Range | ±2000.0 mV |
| mV Resolution | 0.1 mV |
| DO Concentration (RDO) | 0–50 mg/L |
| DO Accuracy (RDO) | ±0.1 mg/L (0–8 mg/L), ±0.2 mg/L (8–20 mg/L), ±10% of reading (20–50 mg/L) |
| DO Saturation | 0–500% |
| Saturation Accuracy | ±2% |
| Temperature Range | −5 to 105 °C |
| Temp Resolution | 0.1 °C |
| Temp Accuracy | ±0.1 °C |
| Data Storage | 5000 GLP-compliant entries |
| Protection Rating | IP67 (portable unit) |
| Interface | USB, RS232 |
| Power | 4×AA batteries or AC adapter |
Show next