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| Brand | WTW |
|---|---|
| Origin | USA |
| Distributor Type | Authorized Distributor |
| Product Origin | Imported |
| Model | WTW pH Accessories and Consumables |
| Price Range | USD 280 – 8,500 |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | OxiTop® Control B/BM Soil Respiration Analyzer |
| Measurement Principle | Pressure-based CO₂ consumption/respiration monitoring via headspace oxygen depletion |
| Container Options | MG 1.0 (1000 mL) or PF 45/500 (500 mL) sealed vials with integrated OxiTop®-C stoppers or AD/SK adapters |
| Data Logging | Autonomous, battery-powered, up to 60 days continuous measurement per cycle |
| Output | mg O₂/L·d or µmol CO₂/g soil·h (calculated) |
| Compliance | Designed for ISO 11274, ISO 17402, OECD 207, ASTM D5988, and EU Regulation (EC) No 1107/2009 biodegradation testing protocols |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Distribution Status | Authorized Distributor |
| Import Status | Imported |
| Model | SENSORNET Online |
| Price Range | USD 25,000 – 125,000 |
| Brand | Global Water |
|---|---|
| Origin | Germany |
| Manufacturer Status | Authorized Distributor |
| Origin Category | Imported |
| Model | WQ401 |
| Output | 4–20 mA |
| Measurement Range | 0–100% saturation / 0–8 ppm |
| Temperature Compensation Accuracy | ±0.5% |
| Max Pressure Rating | 40 psi |
| Operating Voltage | 10–36 VDC |
| Load Current | 15.5 mA + sensor output |
| Warm-up Time | 10 s |
| Operating Temperature | −40 to +55 °C |
| Membrane Material | 0.001″ FEP Teflon (standard probe) |
| Combined Measurement Error | ±2% FS |
| Probe Dimensions (Standard) | Ø32 mm × 279 mm |
| Probe Dimensions (Inline) | Ø50 mm × 305 mm |
| Weight | 454 g |
| Standard Kit | DD0000WQ401 electrode, 7.5 m cable, manual |
| Optional Accessories | WQEXC extension cable (up to 150 m), 00-740 replaceable DO membrane electrode |
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