Permanganate Index Analyzer
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| Brand | Ailun General |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | AL-GM100 |
| Measurement Principle | Acidic Potassium Permanganate Oxidation (Standardized Wet Chemical Method) |
| Instrument Type | Benchtop Laboratory Analyzer |
| Range | 0–5 mg/L |
| Repeatability | ±2% RSD |
| Accuracy | ±3% of reading |
| LOD | 0.05 mg/L |
| Dispensing Resolution | 1 µL |
| Analysis Time per Sample | 4 min |
| Brand | ANJIE |
|---|---|
| Origin | Shanghai, China |
| Model | AJ-5100 |
| Measurement Principle | Potassium Permanganate Oxidation with ORP Endpoint Detection |
| Instrument Type | Benchtop Laboratory Analyzer |
| Range | 0–4.5 mg/L as O₂ |
| Repeatability | RSD ≤ 5.0% |
| Accuracy | ±10% of reading |
| Limit of Detection | < 0.07 mg/L |
| Resolution | 1 µL |
| Sample Analysis Time | 3 min 50 s per sample |
| Heating Method | Infrared Rapid Boiling (reaches boiling within 100 s) |
| Reaction Control | User-defined oxidation holding time |
| Fluidic Architecture | Dedicated reagent addition station, titration analysis station, and waste discharge station |
| Dispensing System | Single-arm precision liquid handler for all reagents |
| Brand | ANJIE |
|---|---|
| Origin | Shanghai, China |
| Model | APA-500 |
| Principle | Potassium Permanganate Oxidation with ORP Endpoint Detection |
| Type | Online Analyzer |
| Range | 0–5 mg/L |
| Repeatability | ±2% RSD |
| Accuracy | ±5% of reading |
| LOD | 0.05 mg/L |
| Resolution | 1 µL |
| Cycle Time | 4 min per sample |
| Temperature Control | 40–100 °C (adjustable water bath) |
| Environmental Monitoring | Integrated ambient temperature, humidity, and atmospheric pressure sensors |
| Sample Handling | Motorized adaptive gripper (pneumatic-free) |
| Endpoint Detection | RGB-spectral colorimetric endpoint simulation with real-time video recording |
| Compliance | Designed for ISO 8467:2021, EPA Method 4500-PERM, and GB/T 5750.7–2023 |
| Brand | ANJIE |
|---|---|
| Model | APA-500 |
| Origin | Shanghai, China |
| Sample Capacity | 48 positions |
| Water Bath Capacity | 8 positions |
| Sample Volume | 100 mL |
| Measurement Range | 0–5.0 mg/L |
| Repeatability | RSD ≤ 2.0% |
| Detection Limit | < 0.07 mg/L |
| Titration Resolution | 1 µL |
| Analysis Time | < 4 min per sample |
| Constant-Temperature Titration Temperature Range | 40–100 °C |
| Temperature Control Accuracy | ±0.1 °C |
| Brand | AVVOR |
|---|---|
| Model | 9000-1 |
| Origin | Fujian, China |
| Instrument Type | Online Analyzer |
| Measurement Principle | Potassium Permanganate Oxidation with ORP Endpoint Detection |
| Range | 0.1–5 mg/L (standard), optional 0–20 / 0–50 / 0–100 mg/L |
| Detection Limit | 0.1 mg/L |
| Accuracy | ±0.1 mg/L |
| Repeatability | ±0.5% RSD |
| Resolution | 0.1 mg/L |
| Cycle Time | 30 min per analysis |
| Compliance | GB 11892–1989, HJ/T 100–2003 |
| Brand | AVVOR |
|---|---|
| Origin | Canada |
| Model | AVVOR 9000-CODmn |
| Measurement Method | Potassium Permanganate Oxidation–Redox Titration (ISO 8467, GB 11892–1989, HJ/T 100–2003) |
| Range | 0–20 mg/L (standard), optional 0–50 mg/L and 0–100 mg/L |
| LOD | 0.05 mg/L |
| Resolution | 0.01 mg/L |
| Accuracy | ≤ ±3% |
| Sample Matrix | Drinking water and surface water with chloride < 300 mg/L |
| Compliance | Designed for GLP-compliant laboratories |
| Origin | Canada |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | AVVOR 9000-CODmn |
| Pricing | Available Upon Request |
| Brand | BBE Moldaenke |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Instrument Type | Online Analyzer |
| Measurement Principle | Potassium Permanganate Oxidation with ORP Endpoint Detection |
| Range | 0–8 mg/L and 0–20 mg/L (dual-range auto-switching) |
| Repeatability | ±3% of Full Scale (FS) |
| Accuracy | ≤±3% FS |
| Limit of Detection (LOD) | 0.4 mg/L |
| Resolution | 0.01 mg/L |
| Analysis Cycle Time | 60 minutes per sample |
| Brand | DoctorWater |
|---|---|
| Origin | Hunan, China |
| Model | Dr-T9910 |
| Instrument Type | Portable |
| Measurement Range | 0.5–5 mg/L |
| Repeatability | ≤ ±2% |
| Accuracy | ≤ ±5% |
| LOD | 0.5 mg/L |
| Resolution | 0.001 Abs |
| Single-Test Time | 10 min |
| Wavelength Range | 340–900 nm |
| Wavelength Accuracy | ±1 nm |
| Wavelength Repeatability | < 0.2 nm |
| Spectral Bandwidth | 4 nm |
| Transmittance Error | ±0.5% |
| Transmittance Repeatability | ≤ 0.2% T |
| Optical Stability | ≤ ±0.005 Abs/20 min |
| Brand | EXPEC |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Authorized Distributor |
| Instrument Type | Laboratory Benchtop Analyzer |
| Model | SUPEC 5000 |
| Measurement Principle | Boiling Water Bath Digestion Coupled with Potassium Permanganate Titration |
| Compliance | GB 11892, GB/T 5750.7, National Surface Water Monitoring Operational Guidelines |
| Sample Throughput | Multi-position Parallel Processing |
| Operating Temperature Range | 70–80 °C (Titration Zone), 100 °C (Digestion Bath) |
| Safety Features | Auto Water Level Control, Dry-Run Prevention, Thermal Insulation Enclosure |
| Reagent Delivery | Multi-channel Independent Injection System |
| Sample Handling | Motorized Pull-Out Tray with Position-Encoded Cup Carrier |
| Endpoint Detection | Vision-Based Colorimetric Recognition Algorithm |
| Data Integrity | Audit Trail Enabled, CFR 21 Part 11–Ready Software Architecture |
| Physical Design | Front-Access Hinged Chamber with Sealed Reaction Compartment |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM Manufacturer |
| Product Type | Laboratory-Based Analyzer |
| Model | 1600 |
| Measurement Principle | Boiling Water Bath Oxidation with Potassium Permanganate Titration |
| Range | 0–6.0 mg/L |
| LOD | 0.05 mg/L |
| Analysis Time per Sample | ≤3 min |
| Compliance | GB/T 11892, GB/T 5750.7 |
| Brand | Lanjing |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | LJ-QCMn54 |
| Instrument Type | Laboratory Benchtop Analyzer |
| Measurement Range | 0.05–5 mg/L KMnO₄ |
| Sample Volume | 100 mL |
| Sample Throughput | ≤5 min/sample |
| Detection Endpoint Resolution | 1 µL |
| Heating Temperature Accuracy | ±0.1 °C |
| Digestion Positions | 6 |
| Sample Capacity | 54 positions |
| Dimensions (L×W×H) | 1000 × 650 × 550 mm |
| Operating Ambient | 5–35 °C, 30–85% RH, 70–106 kPa, AC 220 V / 50 Hz |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | COD-583 |
| Pricing | USD 12,300 (FOB Shanghai) |
| Measurement Principle | Potassium Permanganate Oxidation with ORP Endpoint Detection |
| Instrument Type | Online Continuous Analyzer |
| Repeatability | ≤ ±5% RSD |
| Accuracy | ±10% of reading (as per GB/T 11892–1989) |
| Power Failure Recovery | Yes |
| Remote Connectivity | Ethernet & Modbus TCP |
| Calibration Verification | Automated Zero & Span Check |
| Fluidic Architecture | Sequential Injection with Multi-Position Rotary Valve |
| Tubing Material | FEP (fluorinated ethylene propylene), ID ≥ 1.0 mm |
| Diagnostic Capability | Embedded Self-Diagnostic Routine |
| Maintenance Interval | ≥ 30 days under standard operation |
| Brand | Loobo |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | KS2202 |
| Price | USD 2,800 (FOB Qingdao) |
| Measurement Principle | Potassium Permanganate Oxidation with ORP Endpoint Detection |
| Instrument Type | Online Continuous Analyzer |
| Range | 10–5000 mg/L COD<sub>Cr</sub> |
| Repeatability | ≤3% RSD |
| Accuracy | ±5% of reading (≥100 mg/L) |
| LOD | 15 mg/L |
| Resolution | 1 mg/L |
| Cycle Time | 15 min per analysis |
| Compliance | HJ 377–2019, GB 11914–1989 |
| Auto-Standard Verification | Yes |
| Dual Waste Discharge | Cleaning Solution & Spent Reagent Separately Collected |
| Chloride Tolerance | Up to 35,000 mg/L Cl⁻ (with HgSO₄ masking) |
| Brand | 1124123/13213112 |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | General Distributor |
| Product Category | Domestic |
| Model | SUPEC 5000A |
| Pricing | Upon Request |
| Measurement Principle | Potassium Permanganate Oxidation with ORP Endpoint Detection |
| Instrument Type | Laboratory Benchtop Analyzer |
| Brand | Timepower |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Benchtop Laboratory Analyzer |
| Measurement Principle | Potassium Permanganate Oxidation with ORP Endpoint Detection |
| Range | 0.1–10 mg/L (multi-segment calibration) |
| Repeatability | ≤5% RSD |
| Accuracy | ±5% of reading |
| LOD | 0.4 mg/L |
| Resolution | 0.01 mg/L |
| Single-Test Duration | 13 min (water bath heating) |
| Display | Backlit LCD with keypad interface |
| Data Storage | 30,000 measurement records with power-loss protection |
| Calibration Curves | 1 built-in standard curve + 96 user-defined curves |
| Connectivity | Ethernet port + USB 2.0 |
| Output | Integrated thermal printer |
| Light Source | Imported long-life cold LED (rated lifetime: 100,000 h) |
| Operating Modes | Standard mode / Continuous measurement mode |
| Reagent Compatibility | Dedicated pre-packaged CODMn test kits (ISO/GB-compliant) |
| Brand | Titan Instruments |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic (China-made) |
| Model | APIA-100 |
| Pricing | Available Upon Request |
| Measurement Principle | Potassium Permanganate Oxidation with ORP Endpoint Detection |
| Instrument Type | Laboratory Benchtop Analyzer |
| Repeatability | RSD ≤ 3.0% |
| Limit of Detection | ≤ 0.05 mg/L |
| Brand | WAYEAL |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | WS1506 |
| Measurement Principle | Potassium Permanganate Oxidation with ORP Endpoint Detection |
| Instrument Type | Online Analyzer |
| Range | 0–25.0 mg/L (expandable) |
| Repeatability | ≤5% RSD |
| Accuracy | ±10% of reading |
| LOD | ≤1.5 mg/L |
| Resolution | 0.01 mg/L |
| Single Analysis Time | 30–9999 min |
| Brand | Yuntang |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Country of Origin | China |
| Model | YT-BCMn |
| Measurement Principle | Potassium Permanganate Oxidation with ORP Endpoint Detection |
| Instrument Type | Field-Deployable Laboratory Analyzer |
| Range | 0.25–25 mg/L (multi-range auto-switching) |
| Repeatability | <0.5% RSD |
| Accuracy | ±5% of reading |
| LOD | 0.4 mg/L |
| Resolution | 0.001 mg/L |
| Compliance | GB/T 11892–1989 |
| Display | 8″ HD TFT touchscreen (1024×768) |
| OS | Android 7.1.1 |
| Power | 48 V / 8 Ah Li-ion battery (≥6 h continuous dual-mode operation) |
| Dimensions | 430 × 350 × 200 mm |
| Weight | 11 kg |