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Reagents and Laboratory Chemicals - Hach Chemical TNTplus Chemical Oxygen Demand Reagent -- sc-NC9344094
Description: 3 to 150mg/L TNTplus Chemical Oxygen Demand Reagent; Low Range (3 to 150mg/L); 25 Tests/PK
- Applications: Pharmaceuticals / Drugs
- Function: Reagent
Supplier: Carl Stuart Co.
Description: COD calibration standard 200mg/l solution 500ml
Description: The Orion 970899WP Oxygen Electrode greatly simplifies the routine measurement of dissolved oxygen, particularly biochemical oxygen demand (BOD). The electrode allows dissolved oxygen concentration to be read directly in parts per million on any pH meter, eliminating the need for a dedicated
- Cell Type: Polarographic
- Mounting Options: Hand Held or Portable
- Temperature Compensated: Yes
Supplier: ULTRA Scientific, Inc.
Description: Aqueous, volumetric solution, APHA for Biochemical Oxygen Demand
Description: Calcium Chloride Solution For biochemical oxygen demand. [10043-52-4] Amber Glass; 1L, EcoSafPak
- Salts: All Inorganic Salts, Calcium Chloride
Description: COD Standard, 1 mL = 0.3 mg Chemical Oxygen Demand (300 ppm COD) (500 mL) COD STANDARD, 300 ppm COD (1 mL = 0.3 mg COD) Packaging: NATURAL HDPE Quantity: 500 mL Shelf life: 12 months
Supplier: Small Parts, Inc.
Description: . The meter includes an internal barometer and thermometer, and can calculate biochemical oxygen demand (BOD), Oxygen Uptake Rate (OUR), and Specific Oxygen Uptake Rate (SOUR). The meter offers automatic or manual calibration, with values provided in milligrams per liter or percent saturation
Water Quality Photometers and Colorimeters - Thermo Scientific Orion AQUAfast AQ2040 COD Colorimeter -- se-13-642-041
Description: AQ2040 COD Colorimeter Colorimeter, COD; Thermo Scientific Orion; AQUAfast; For measurement of water quality by Chemical Oxygen Demand
Description: Ferric Chloride Solution, 0.025% (w/v) APHA 0.025% w/v Suitable for biochemical oxygen demand. Iron (III) Chloride Solution, 0.025% w/v [7705-08-0] Amber Glass; 1L, EcoSafPak
Supplier: GENEQ, inc.
Description: of 30, 60 and 120 minutes or can set it to operate continuously. When digestion is complete, the reactor automatically turns off and will sounds an alarm. The Chemical Oxygen Demand (COD) test is widely used as a measure of organic contamination by determining the quantity of oxygen required
Supplier: American Water Works Association
Description: By Zajic, J., Spacek, O., Strizic, V. In this paper, the authors discuss studies which were conducted to focus attention on the problems of application of the biochemical oxygen demand (BOD) and chemical oxygen demand (COD) analyses to hydrocarbons and to establish some guidelines
Description: Chemical Oxygen Demand is the latest addition to the AQUAfast family. The colorimetric analysis method saves time, space and money without losing accuracy! Just add the sample to the COD vial, digest sample in the Orion reactor and read results. Thermo Scientific offers prepared COD reagents
- Instrument Type: Handheld, Portable
- Local Interface: Digital Front Panel
- Display Type: Digital Readouts
- Features: Battery Powered
Supplier: GENEQ, inc.
Description: with a choice of units: NTU, FTU, FNU, ASBC or EBC • Includes turbidity standards kit, rugged carrying case, and replacement cuvettes •The AQ4500 is truly IP67 waterproof to a depth of 3 meters Chemical Oxygen Demand (COD) chemistries compy with EPA guidelines and work
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Featured Products for Chemical Oxygen Demand Top
Orbisphere K1100 Dissolved Oxygen Sensor
chemicals are not required, making the maintenance task faster, easier and safer without reducing measurement precision. "With just one calibration and two minutes of maintenance per year, Hach's K1100 will help Power plants measure low-level oxygen with high precision and the lowest possible intervention," Andres Meza, Hach Power Market Manager, explains. "It's truly a 'set it and forget it' product - which is so important in these plants where the maintenance staff is already stretched thin... (read more)
Browse Dissolved Oxygen Sensors Datasheets for Hach Company
Focused Photonics (Hangzhou), Inc.
COD Online Analyzers COD-2000
that the flow path will be with no dead volume when the valve position shifts, thus guarantee that there will be no residual reagent. Accurate measurement, wide applicable scope. Adopts the analysis method which is consistent with the Chinese national standard (GB11914-89 Dichromate method for determination of water quality chemical oxygen demand) and Chinese industrial standard (HJ/T399-2007 Instant digestion spectrophotometry for determination of water quality chemical oxygen demand), applicable... (read more)
Browse Water Quality Testing Instruments Datasheets for Focused Photonics (Hangzhou), Inc.
OPTIQUAD –Inline Analyzer
in the cheese making milk/vat milk, standardization of fat content in drinking milk or setting a constant ratio of fat to protein in cheese production. OPTIQUAD WW is used for continuous inline measurement of chemical oxygen demand (COD) in dairy wastewater. Unlike other COD analysis systems that typically use one optical principle and one wavelength, the OPTIQUAD WW uses up to four optical principles and up to twelve wavelengths. This results in an accurate, stable measurement over a broad measuring... (read more)
Browse UV and Visible Spectrometers Datasheets for KROHNE, Inc.
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The Importance of Biochemical Oxygen Demand (BOD) in the Water Analysis Sector (.pdf)
the threat of possible danger to health, or the very existence of certain species, it is essential to determine the quality of a water source before water is drawn off for consumption. ./e22ff98f-136c-422e-8600-d46fa24e25ba Application Report. The Importance of Biochemical Oxygen Demand. (BOD
TOC Analysis in a Chemical Laboratory
. are also compliant with state and federal regulatory requirements and industry standard methods.5,6. Other analytical options for measuring organics include the Biological Oxygen Demand (BOD) and Chemical Oxygen. Demand (COD) techniques,2 but each has its limitations. BOD analysis takes five days--too long
OilsorbTM lowers COD (.pdf)
COD problems? Organoclay (OILSORB) to the rescue. It is a fact that many plant engineers fail to understand the significance of COD (chemical oxygen demand) measurements. As one example, the discharge limit may be 50 ppm for COD and 100 ppm for oil. If an engineer is asked if he has a problem
Chemical Pumps: Zero Liquid Discharge in Surface Treatment Shop
through the COD -Chemical Oxygen Demand, in the effluent is often higher than the allowed maximum limit, and also effluent salinity is high. 3. Technical choices for setting up the "zero liquid discharge". Issues are related to the flow of rinsing waters and their salt concentration. When the salt content
Copper drawn part used in Aerospace oxygen application. Part needed clean surfaces free of contamination.
This component held chemicals that produce. oxygen on demand for emergency air breathing masks on. commercial airliners. It had to be totally clean and free of contaminates. Engineers feared that contaminates could compromise. the integrity of the chemicals that would be stored inside
Wolsung Nuclear Power Plant Uses Liqui-Cel(R) Membrane Contactors for Dissolved Oxygen Removal to Prevent Corrosion (.pdf)
demands of the nuclear power industry. The Wolsung unit 1 plant is a pressurized heavy water type reactor (PHWR). In this plant the membranes are used to remove dissolved oxygen from the end shield cooling system. This system re-circulates water that is used to cool the reactor wall. The cooling system
Chemical Cost Comparison of a Conventional Deaerator vs a Liqui-Cel(R) Membrane Contactor System (.pdf)
because a. be practical due to ambient air contamination. The. smaller mixed bed system can be considered. membrane system is also modular and can be easily. expanded to meet plant water demand growth. Table 2: Chemical Costs Per 110 m3/hr System. Notes: 1) HCl costs based on 620 RMB/metric ton
On-line Analysis of Organics In Water (.pdf)
: general use. METHANE (CH ). 4. CH + 2 O CO + 2 H O. Most common of the above-mentioned methods are: 4. 2. 2. 2. 2x32 /12 = 64 /12 = 5,333. BOD (Biochemical Oxygen Demand) and COD. BENZENE (C H ). (Chemical Oxygen Demand); these are both indirect. 6. 6. methods based on oxygen consumption measurements
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