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respirometer

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Respirometer Product Applications Available In Lithuania

28 applications found

Respirometry system for aerobic toxicity testing

This example shows the results of respirometer tests in which three concentrations of cyanide were added to a aerobic test culture that received phenol as an organic substrate. ...

ByRespirometer Systems and Applications, LLC (RSA) based in Fayetteville, ARKANSAS (USA)

Research Respirometer Equipment for Resting the Toxicity of a Cleaning Agent

METHOD: A seed culture from a full-scale anaerobic digester was placed in a number of 200 mL respirometer vessels. A synthetic wastewater having a 20,000 mg COD/L in a nutrient/ mineral/buffer solution was fed daily to each reaction vessel — along with various amounts of the cleaning agent The reactors were operated for a four day test period with measurement of gas production using a CHALLENGE ANR-200 anaerobic ...

ByChallenge Technology based in Springdale, ARKANSAS (USA)

Oxygen monitoring from aerobic and anaerobic for toxicity test

Toxicity of pure chemicals is assessed using respirometers by adding increasing concentrations to an active culture. The concentration at which oxygen uptake or gas production begins to decrease is known as the “threshold toxicant ...

ByRespirometer Systems and Applications, LLC (RSA) based in Fayetteville, ARKANSAS (USA)

Application of respirometry system for nitrification testing

This case study shows how respirometers can be used to measure the impact of an industrial wastewater on the nitrification reaction in a treatment plant. ...

ByRespirometer Systems and Applications, LLC (RSA) based in Fayetteville, ARKANSAS (USA)

Research respirometer equipment for biochemical oxygen demand measurement sector

Test Setup: A series of dilutions consisting of 50, 75, 100, 125, 150, and 175 mL of test wastewater were added to respective 500 mL respirometer flasks along with nutrients, minerals, and buffers. TCMP was added to eliminate interference from nitrification. Oxygen uptake was measured over a five-day test period using a CHALLENGE AER-200 ...

ByChallenge Technology based in Springdale, ARKANSAS (USA)

Oxygen monitoring from aerobic and anaerobic for biomass activity tests

Pulse-Flow respirometers can be used to assess biomass activity for aerobic and anaerobic reactions. ...

ByRespirometer Systems and Applications, LLC (RSA) based in Fayetteville, ARKANSAS (USA)

Respirometry system for biomass activity testing sector

Pulse-Flow respirometers can be used to assess biomass activity for aerobic and anaerobic reactions. ...

ByRespirometer Systems and Applications, LLC (RSA) based in Fayetteville, ARKANSAS (USA)

Research Respirometer Equipment for Industrial Waste Treatability Industry

Test Setup: 40 and 60 mL of wastewater were added to individual respirometer flasks each containing nutrient/mineral/buffer medium to form two different dilutions. ...

ByChallenge Technology based in Springdale, ARKANSAS (USA)

Research Respirometer Equipment for Anaerobic Applications Sector

The CHALLENGE AER-200 Respirometer System consists of one or more biological reaction vessels, gas flow measuring cells, and a computer. ...

ByChallenge Technology based in Springdale, ARKANSAS (USA)

Research Respirometer Equipment for Culture Activity Tests Sector

Waste Type:Synthetic (Acetic Acid). Objective: To monitor the gas produced by steady-state cultures receiving acetate as the input substrate. Another objective was to verify the consistency of gas production over a period of time as a means of verifying culture stability and test ...

ByChallenge Technology based in Springdale, ARKANSAS (USA)

Respirometer Applications

Measurement of the aerobic biodegradability of plastic materials (US Standard ASTM D5338, European Standard ISO ...

ByECHO Instrumenst d.o.o. based in Slovenske Konjice, SLOVENIA

Research Respirometer Equipment for Pharmaceutical Wastewater Industry

A pharmaceutical company was interested in knowing whether a specific component, MCB, inhibited the biodegradation of other wastewater constituents. A series of respirometer tests was set up using identical mixtures of wastewater and return activated sludge (RAS) plus varying amounts of MCB. ...

ByChallenge Technology based in Springdale, ARKANSAS (USA)

Research Respirometer Equipment for Modeling of Methane and Hydrogen Production

Waste Type: Synthetic (Ethanol). Objective: To model the methane produced from acetate and from hydrogen in cultures receiving ethanol as an input substrate. The objective was to verify the accuracy of models developed on the basis of substrate ...

ByChallenge Technology based in Springdale, ARKANSAS (USA)

Analytical Instruments for Biodegradability & Compostability

In aerobic environments, the biodegradability is usually determined by measuring oxygen demand in a closed respirometer or the amount of carbon dioxide evolved over time. ...

ByBPC Instruments AB based in Lund, SWEDEN

Research Respirometer Equipment for Pesticide Degradation

Measurement of oxygen uptake of the pesticides: carbaryl, carbofuran and aldicarb in samples seeded with microorganisms extracted from ...

ByChallenge Technology based in Springdale, ARKANSAS (USA)

Waste water respirometry solutions for toxicity reduction tests

Following a period of acclimatisation it is often possible to increase feed rates to the plant and this can again be managed using the Strathtox Respirometer. An alternative approach is to undertake toxicity reduction procedures, such as neutralisation or acid hydrolysis, in pilot-scale laboratory studies. ...

ByStrathkelvin Instruments Limited based in North Lanarkshire, UNITED KINGDOM

Research respirometer equipment for biodegratation kinetics of industrial wastes sector

Samples of the industrial wastewater were collected and oxygen uptake for four dilutions was measured using a CHALLENGE AER-200 aerobic/anaerobic respirometer system. Biodegradation kinetic coefficients were determined using the method described by Dang, et. al. ...

ByChallenge Technology based in Springdale, ARKANSAS (USA)

Research Respirometer Equipment for Testing the Stability of Compost Sector

The reaction vessels were connected to a Challenge AER-200A respirometer system for measuring the oxygen ...

ByChallenge Technology based in Springdale, ARKANSAS (USA)

Analytical Instruments for Wastewater Treatment

Respirometer based on gasometric method for wastewater analysis. In any biological wastewater treatment system, there is a need to define, assess and understand the plant’s performance with regard to the removal of certain contaminants and the response of bacterial activity to inhibitory compounds of interest. ...

ByBPC Instruments AB based in Lund, SWEDEN

Research Respirometer Equipment for Toxicity Testing

Waste Type: Complex alcohols. Objective: Certain constituents of the test waste were know to be biodegradable but were suspected of being toxic to aerobic biological processes when present in high concentrations. The objective was then to determine how much waste could be added to an activated sludge process before toxic impacts would be ...

ByChallenge Technology based in Springdale, ARKANSAS (USA)

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