Rocktek
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| Brand | Rocktek |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | RTK BRE |
| Pricing | Available Upon Request |
| Measurement Modes | Aerobic Oxygen Uptake Rate (OUR) & Anaerobic Gas Production Rate |
| Channel Capacity | Scalable Multi-Channel (8 channels × N modules) |
| Software-Controlled Autonomous Operation | Up to 6 months continuous unattended operation |
| Aerobic Measurement Precision | ±0.05 mg O₂ |
| Anaerobic Measurement Precision | ±0.03 mL gas |
| Data Logging Intervals | Configurable from 1 minute to 24 hours |
| Compliant Standards | OECD 301C, 301F, 302C, 209, 224, 311 |
| Application Flexibility | Liquid-phase (aqueous), solid-phase (compost/soil), and slurry-based biodegradation assays |
| Brand | Rocktek |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | RTK CRM-18 |
| Pricing | Available Upon Request |
| Gas Measurement Principle | Gravimetric Micro-Calorimetric (GMC) Technology |
| Channels | 18 parallel reactors |
| Reactor Volume | 500 mL |
| Reactor Material | Borosilicate Glass |
| Stirring Options | Magnetic or Mechanical |
| CO₂ Absorption | Integrated or External 3 mol/L NaOH/KOH with pH indicator |
| Measurement Accuracy | ±1.0 mL per channel |
| Temperature & Pressure Compensation | Yes (converted to STP: 273.15 K, 101.325 kPa) |
| N₂ Compensation Function | Yes |
| Data Logging | Embedded Web Server with Auto-Save & Resume on Power Recovery |
| Compliance Standards | ASTM D5988-18, ISO 14851-2019, ISO 23977-2-2020, ISO 17556-2019, ISO 14853-2016, ISO 15985-2014, GB/T 40611-2021, GB/T 19276.1-2003, OECD 311, OECD 301C/F |
| Brand | Rocktek |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | RTK MFC-12V/24V |
| Pricing | Upon Request |
| Channels | 12 or 24 |
| Voltage Range | 0–1 V |
| Voltage Resolution | 0.001 V |
| Brand | Rocktek |
|---|---|
| Model | RTK PBDA-300C |
| Origin | Hubei, China |
| Control Channels | 12 or 24 (expandable in increments of 12) |
| Temperature Range | Ambient +5 °C to 70 °C |
| Temp. Stability | ±2 °C |
| CO₂ Detection | 0–10,000 ppm (NDIR) |
| Accuracy | ±100 ppm (0–2000 ppm), ±500 ppm (>2000 ppm) |
| O₂ Detection | 0–25% vol (electrochemical) |
| Resolution | 0.1% vol |
| Mass Flow Controllers | 13 units |
| Range | 0–200 mL/min |
| Accuracy | ±0.3% FS (≤30% FS), ±1.0% FS (>30% FS) |
| Vessel Capacity | >3 L per stainless-steel reactor |
| Dimensions (12-channel) | 960 × 790 × 1050 mm |
| Dimensions (24-channel) | 960 × 1580 × 1050 mm |
| Compliance | EN 13432, ISO 14855-1, GB/T 19277.1 |
| Brand | Rocktek |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | RTK-207 |
| Pricing | Upon Request |
| Temperature Range | 20–40 °C (Uniformity ≤ ±1 °C) |
| Illuminance | ≥10,000 lux |
| Humidity Range | 50–95% RH (Stability ≤ ±3% RH) |
| Chamber Volume | ≥150 L |
| Power Supply | 220 V, 50 Hz, Max. 750 W |
| Dimensions (W×D×H) | 600 × 650 × 1410 mm |
| Weight | 120 kg |
| Refrigeration | Hermetic Compressor with Modular Design, Delayed Start & Dual Pressure Protection |
| Interior | Stainless Steel with Adjustable Shelves |
| Air Circulation | Forced Convection via Stainless Steel Duct System |
| Control Interface | Touchscreen Display with Data Export Capability |
| Brand | Rocktek |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | RTK-BMP |
| Price | Upon Request |
| Application Domain | Environmental Engineering (Wastewater Treatment, Activated Sludge Assessment) |
| Digestion Reactors | 18 × 500 mL (optional 1000 mL / 2000 mL, borosilicate glass) |
| Temperature Control | 25–99.9 °C (±0.15 °C), water bath, 2 kW heating, 25 L internal volume |
| Stirring | Brushless motor, 0–200 rpm, software-programmable speed & interval |
| CO₂ Absorption | 18 × 100 mL bottles, >98% efficiency with 3 M NaOH + pH indicator (optional) |
| Gas Measurement Principle | GMC Ultra-Micro Gas Measurement Technology |
| Gas Volume Resolution | 1.0 mL per channel |
| Standardization | Real-time correction to STP (273.15 K, 101.325 kPa) using integrated temperature & pressure sensors |
| Nitrogen Compensation | Automatic headspace and N₂-purge offset correction |
| Data Acquisition | ARM® Cortex™-based multi-core industrial controller, FPGA-accelerated I/O, web-based server architecture |
| Power Backup | Built-in UPS support for data retention during grid failure |
| User Access | Multi-user concurrent login with isolated experiment workspaces |
| Remote Access | Browser-based interface compatible with Windows, macOS, iOS, and Android over LAN |
| Brand | Rocktek |
|---|---|
| Model | RTK-SGMC |
| Origin | Hubei, China |
| Measurement Principle | Infrared Bubble Volume Detection |
| Flow Range | 30 µL/h – 2 L/h |
| Minimum Detectable Volume | 30 µL |
| Accuracy | <1% FS |
| Sampling Frequency | Up to 1 Hz (1 sample/sec) |
| Operating Pressure Threshold | <300 Pa |
| Temperature & Pressure Compensation | Yes (converted to STP: 0 °C, 101.325 kPa) |
| Multi-Channel Capability | Up to 9 channels via single software instance |
| Gas Compatibility | All gases including corrosive species (e.g., H₂S, NH₃, Cl₂, HCl) and mixed gas streams |
| Output Interfaces | Digital (RS485/USB) and Analog (4–20 mA or 0–5 V) |