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| Brand | Supelco |
|---|---|
| Origin | Germany |
| Model | Move DC |
| Instrument Type | Portable |
| Measurement Principle | DPD-based Spectrophotometry |
| Measured Parameters | Free Chlorine, Total Chlorine, Chlorine Dioxide, Ozone, Cyanuric Acid, pH |
| Range | 0.02–4.5 mg/L (for chlorine species and ozone) |
| Accuracy | ±3% of reading |
| Repeatability | ±0.02 mg/L |
| Absorbance Resolution | 0.01 A |
| LOD | 0.02 mg/L |
| Optical System | LED light source, interference filter, photodiode detector, transparent cuvette chamber |
| Wavelength | 530 nm |
| Display | LCD |
| Power | 4 × AAA batteries (up to 17 h operation or ~5,000 measurements) |
| Weight | 260 g |
| Dimensions (instrument) | 155 × 75 × 35 mm |
| Enclosure Rating | IP68 |
| Memory Capacity | 16 measurement records |
| Data Transfer | Optional Spectroquant® IRiM infrared interface |
| Brand | Merck |
|---|---|
| Origin | Germany |
| Model | Spectroquant® Move |
| Instrument Type | Portable |
| Measurement Principle | Absorption Photometry (LED-based, Fixed-Wavelength) |
| Measured Parameters | Residual Chlorine, Chlorine Dioxide, and Other Water Quality Parameters (via Preloaded Methods) |
| Range | 0.02–6 mg/L |
| Accuracy | ±1 nm (wavelength), ±3% FS (absorbance, 20–25°C) |
| Repeatability | ≤3% RSD |
| Resolution | 0.01 A (absorbance), 1 mAbs (instrumental) |
| LOD | 0.0035 mg/L |
| Wavelength | 530 nm |
| Light Source | High-Stability LED |
| Optical Path | Fixed 10-mm Cuvette Chamber |
| Display | LCD with Backlight |
| Keyboard | Chemical-Resistant Membrane |
| Power | 4 × AAA batteries (up to 17 h operation or ~5,000 measurements) |
| Weight | 260 g |
| Dimensions (H × W × D) | 155 × 75 × 35 mm |
| Carry Case Dimensions | 340 × 270 × 80 mm |
| Ingress Protection | IP68 |
| Data Storage | 16 measurement results |
| Data Transfer | Optional Infrared Interface (Spectroquant® IR Adapter) |
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