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Anaerobic biodegradation reactor
Model: CH2400 PLUS
I. Instrument Use
1. Meets the testing requirements of ASTM D5511.13526 standard;
2. Meets the testing requirements of GB/T33797-2017 standard;
3. Meets the testing requirements of GB/T32106-2015 standard;
4. Used for anaerobic reaction biodegradation experimental research;
5. Used for bio-based anaerobic reaction biodegradation rate detection;
6. Used for renewable bioenergy research;
7. Used for anaerobic reaction biodegradation process analysis;
II. Product Features
1. Nitrogen gas is supplied by a nitrogen generator;
2. High throughput, up to 24 channels can be used simultaneously for biodegradability testing;
3. Online determination of methane and carbon dioxide concentration and total amount, which can be exported in the form of charts;
4. Wide detection range, the highest detection upper limit can reach 10000ppm;
5. Can conduct both solid and aqueous culture experiments;
6. Automatic stirring, automatic water adding, automatic drainage, air bath temperature control;
7. Cloud platform detection, data and curves can be observed online;
III. Product Principle
Under anaerobic conditions, at appropriate temperature and humidity conditions, bio-based materials undergo anaerobic biodegradation reactions due to the metabolism of anaerobic microorganisms ,generating methane ,carbon dioxide and other final products. By detecting the total amount of methane generated throughout the process and comparing it to the theoretical amount, the anaerobic biodegradation rate is obtained. ,carbon dioxide 的生成量,与理论生成量的比值,为厌氧反应生物降解率。

IV. Technical Parameters
1. Working conditions:
1.1 Power voltage: AC 220V±10% 50Hz;
1.2 Operating temperature: 15~30℃;
1.3 Relative humidity: ≤80%;
2. Gas supply system:
2.1 Gas supply method: Nitrogen generator supplies 99.9% purity nitrogen gas;
2.2 Air pump control: The air pump is divided into 24 channels, each with an independent switch;
2.3 Flow control method: PLC control, the flow rate can be automatically adjusted according to the set value;
2.4 Flow control accuracy: ±1%;
2.5 Flow acquisition method: Real-time acquisition by electronic flow meter;
2.6 Flow acquisition range: 0-500ml/min;
2.7 24 electronic flow meters are used to collect flow rate;
2.8 Flow control and flow acquisition operate independently;
3. Temperature control system:
3.1 Temperature control method: Air bath;
3.2 Set temperature range: Room temperature -90℃, step 0.1℃;
3.3 Temperature control accuracy: ≤±0.1℃;
4. Reactor system:
4.1 Number of channels: 24;
4.2 Reactor volume: 2000ml;
4.3 Water adding method: Automatic water adding;
4.4 Stirring method: Automatic stirring;
4.5 Stirrer shaft design: Top stirring;
4.6 Gas supply method: Top gas supply;
5. Condensation and dehumidification system:
5.1 System composition: Low-temperature thermostat, fully automatic condensation bottle and dehumidification bottle;
5.2 Channel composition: Each channel has its own condensation bottle and dehumidification bottle;
5.3 Condensation method: Water bath condensation is used for the condensation bottle;
5.4 Condensation temperature: The condensation temperature can be as low as -4℃;
5.5 Drainage method: Condensation water can be automatically drained at regular intervals;
5.6 Dehumidification method: The dehumidification bottle adopts a double-layer design;
5.7 Connection method: The condensation bottle and dehumidification bottle are connected in series;
6. Detection system:
6.1 Detection method: Infrared probe detects carbon dioxide; Methane probe detects methane;
6.2 Number of probes: 2 infrared probes; 2 methane probes;
6.3 Display method: Methane ,carbon dioxide concentration and total amount are displayed simultaneously;
6.4 Detection range: Carbon dioxide 0-10000ppm; Methane 0-10000ppm;
6.5 Resolution: 1ppm;
6.6 Data acquisition cycle: 5min;
6.7 Probe dehumidification protection system: Yes;
6.8 Gas chromatograph: Can be used in conjunction;
7. Software System:
7.1 Software control system with independent intellectual property rights;
7.2 The software collects data and can generate real-time data curves;
7.3 Host system: win7/8/10 and other professional operating systems;
7.4 Data storage method: real-time storage during experiments;
7.5 Has a cloud platform, allowing for remote data access.
7.6 Running persistence: Can work continuously for more than 6 months;
V. Instrument Configuration Requirements

