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Technical Journals - Application of photoelectrochemical chemical oxygen demand to drinking water (PDF) -- JAW_0080547Supplier: American Water Works Association (AWWA)
Description: This study investigated the use of a photoelectrochemical chemical oxygen demand (peCOD) analyzer for the detection of model organic compounds and natural organic matter (NOM) from four drinking water treatment plants in Nova Scotia, Canada. Most model organic compounds showed reasonable
Water Quality Photometers and Colorimeters - YSI 250910Y Chemical Oxygen Demand (COD) Colorimeter -- GO-99550-10
Description: • US EPA-approved COD test method • Premeasured COD reagents cover three test ranges • 430 nm single-wavelength colorimeter is specific to COD testing • Digest up to 24 samples simultaneously with thermal reactor Testing requires the purchase of all three components: a COD
Standards and Technical Documents - Water quality -- Determination of the chemical oxygen demand -- ISO 6060:1989
Description: Method specified is applicable to water with a value between 30 mg/l and 700 mg/l. The chloride contents must not exceed 1 000 mg/l. If the value exceeds 700 mg/l, the water sample is diluted. For greatest accuracy it is preferable that the value of the sample is in the range of 300 mg/l to 600
Inorganic Chemicals and Compounds - Sulfuric Acid-Silver Sulfate Reagent, for Chemical Oxygen Demand (COD) Analysis (32 oz) -- EW-86983-79
Description: to private individuals or exported from the United States. For additional information or questions please call us at 1-800-323-4340 (US) or 847-549-7600 (International). Specifications Product Type Chemical Reagents Packaging SAFETY-COATED GLASS UN number UN1830 DOT information Class II DOT description
- Acids: All Inorganic Acids, Sulfuric Acid
Reagents and Laboratory Chemicals - COD Standard, 1 mL = 0.3 mg Chemical Oxygen Demand (300 ppm COD) (1 L) -- GO-86978-84
Description: • COD STANDARD, 300 ppm COD • (1 mL = 0.3 mg COD)
- Form: Liquid / Solution
- Features: Other
Supplier: AGC Chemicals Americas, Inc.
Description: in chemical service ranging from liquid oxygen to fuming nitric acid, in severe wear pads for railway cars, and for self-lubricating compressor rings for non-aluminum cylinders. The most common applications include bearings, gaskets, V-rings, O-rings, back-up rings, hydraulic ring seals
- Chemical / Polymer System Type: Fluoropolymer (PTFE / PVDF)
- Filler Material: Metal, Mineral, Carbon / Graphite
- Compound Type: Molding Resin
- Pellets: Yes
Supplier: ASTM International
Description: in seawater transparency and an increase in chemical oxygen demand. Trace metals, such as Mn, Co, and Pb, were highly concentrated in suspended solids. Tributyltin adsorbed onto settling particles was approximately 300 μg/kg. Concentration factors for Mn, Fe, Cd, and Pb from water and settling
Supplier: Linde North America, Inc.
Description: systems are important to a variety of chemical processes. In water and wastewater treatment, Linde SOLVOX® oxygenation systems rapidly dissolve oxygen in waste streams to reduce BOD (biochemical oxygen demand) and associated odors. Dissolved oxygen can boost the efficiency of aeration systems
- Supply Options: Bulk / Microbulk, Gas Cylinder
Standards and Technical Documents - Taking Denitrification to the Next Level An Upgrade of Proven Technology with 21st Century I&C - WWAC 2013
Description: . Consistent methanol dose control is challenging when trying to meet low effluent TN and simultaneously maintaining a low effluent carbonaceous biochemical oxygen demand (CBOD). This plant is currently in full operation and in compliance with the effluent requirements. This paper discusses
Standards and Technical Documents - TRANSPORT AND FATE OF DISOLVED METHANOL, METHYL-TERTIARY-BUTYL-ETHER, AND MONOAROMATIC HYDROCARBONS IN A SHALLOW SAND AQUAFER *** 2 VOLUME SET INCLUDING APPENDIX H *** -- API PUBL 4601Supplier: American Petroleum Institute (API)
Description: is considered to be a readily biodegradable compound (White, 1986), and could potentially act as a preferred substrate in the groundwater environment. The oxygen demand exerted by high concentrations of methanol within a gasoline plume could cause rapid oxygen depletion, limiting oxygen availability
Supplier: Advanced Gas Technologies
Description: Nitrogen Generators Advanced Gas Technologies Inc. offers a full range of PSA and membrane type nitrogen generators that range in flow capacities from less than 1 m³/hour (40 SCFH) to large tonnage nitrogen plants suitable for refining, chemical processing and other high volume applications
- Generator Type: Nitrogen
- Output Flow Rate: 0.1667 to 3333 SCFM
- Outlet Pressure: 170 to 180 psi
- Features: Compressor Included
Supplier: Carl Stuart Co.
Description: COD calibration standard 200mg/l solution 500ml
Description: to traditional nitrogen gas supplies such as cylinder or liquid. Nitrogen is used as a clean, dry, inert gas primarily for removing oxygen from products and/or processes. MAXIGAS provides an on-demand, continuous source of nitrogen gas which can be used in a wide range of industries such as food, beverage
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
- Oxygen Range: 0.0 to 14 ppm
- Mounting Options: Hand Held or Portable
- Temperature Compensated: Yes
Supplier: ULTRA Scientific, Inc.
Description: Aqueous, volumetric solution, APHA for Biochemical Oxygen Demand
Supplier: Century Control Systems, Inc.
Description: to control the biological and chemical processes involved with winemaking. Accurate control of these temperatures contributes to the improvement in the final character and quality of the wine. Simply put, maintaining optimal temperatures during the process of vinification influences: Development
- Controller Inputs: Other
- Special Capabilities (if required): Temperature Controller
- Form Factor: Panel / Chassis Mount, DIN Rail
- User Interface: Digital Front Panel
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
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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
GE Analytical Instruments
TOC monitoring in real-time
Wastewater treatment plants are constantly looking to increase efficiency by optimizing water treatment processes. The water monitoring and analytics industry continues to grow to support this need. One key trend involves the use of total organic carbon (TOC) to help optimize treatment processes that remove dissolved organics from water. TOC can also be correlated to other organic monitoring parameters such as chemical oxygen demand (COD) or biological oxygen demand (BOD). As TOC is easily... (read more)
Browse Total Organic Carbon (TOC) Analyzers Datasheets for GE Analytical Instruments
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 Infrared Spectrometers Datasheets for KROHNE, Inc.
AGC Chemicals Americas, Inc.
Fluon® Filled PTFE Compounds
used filled PTFE compound, can be utilized at service temperatures from -268 °C to +260 °C in chemical service ranging from liquid oxygen to fuming nitric acid, in severe wear pads for railway cars, and for self-lubricating compressor rings for non-aluminum cylinders. The most common applications include bearings, gaskets, V-rings, O-rings, back-up rings, hydraulic ring seals, non-lubricated compressor rings, valve seats, valve liners, swivel liners, thrust washers, lip seals, standoff... (read more)
Browse Molding Compounds and Resins Datasheets for AGC Chemicals Americas, Inc.
Bepex International LLC
Bepex Designs Compaction Systems
Roll Compaction. Bepex has designed agglomeration equipment for a range of applications: Producing briquettes for a range of industrial chemicals and minerals. Generate slow-release granules for agricultural chemicals. Reprocessing of out-of-spec fines for saleable use. Granule formation of bulk chemicals and food ingredients. Bepex designs compaction systems that start by transforming fine solid materials into hard, dense sheets or briquettes in our MS Roll Compactor. These densified pieces... (read more)
Browse Solids Granulation and Agglomeration Equipment Datasheets for Bepex International LLC
Mid-Mountain Materials, Inc.
Providing High Temperature Resistance
Mid-Mountain Materials, Inc. manufactures a complete line of high temperature resistant textiles that includes cloth, rope, tape, and sleevings. Providing high temperature resistance between 400 °F • 204 °C and 5000 °F • 2760 °C (no oxygen present), our family of HYTEX ® High Temperature Resistant Textiles are suited to the specific demands of your application. HYTEX ® 400 Kevlar ® Textiles: Manufactured from various Kevlar ® yarns, these products... (read more)
Browse Fabric and Fiber Insulation Datasheets for Mid-Mountain Materials, Inc.
MuShield Company, Inc. (The)
Heat Treating Services
the materials ability to absorb magnetic flux. In addition, the hydrogen atmosphere in the heat chamber produces a chemical reaction with the shielding material, removing impurities such as carbon and oxygen, thereby enhancing permeability. Finally, rapid and controlled cooling of the part freezes the desired grain of the shield, yielding maximum permeability. MuShield engineers regulate the temperature and the time the parts are in the heat chamber with care as it is critical that the parts... (read more)
Browse Heat Treating Services Datasheets for MuShield Company, Inc. (The)
Freudenberg-NOK Sealing Technologies
Fluorocarbon Compounds for Semiconductor Sealing
to ensuring that no contaminants go into the clean-room production of semiconductor wafers and chips, Simrit's VO628 and VO793 materials were created specifically for use in semiconductor fabrication processes. Both materials can be utilized in a variety of products including O-rings and bonded gates. "As a materials specialist, it is our job to ensure industry innovations are possible by developing compounds that can withstand the evolving chemicals, temperatures and materials that threaten... (read more)
Browse Elastomer and Rubber Shapes Datasheets for Freudenberg-NOK Sealing Technologies
Advanced Gas Technologies
Nitrogen Generators: Full Range PSA & Membrane
Advanced Gas Technologies Inc. offers a full range of PSA and membrane type nitrogen generators that range in flow capacities from less than 1 m3/hour (40 SCFH) to large tonnage nitrogen plants suitable for refining, chemical processing and other high volume applications. PSA Type Nitrogen Generators. · FAST Return on Investment : Typical ROI's in 6 - 18 Months. · Nitrogen purity from 95% to 99.9995%. · Nitrogen flow capacities from 40 SCFH (1 m3/hr) to 15,000 SCFH (425... (read more)
Browse Gas Generation Equipment Datasheets for Advanced Gas Technologies
MuShield Company, Inc. (The)
MuShield Heat Treats Parts & Materials On-site
magnetic flux. In addition, the hydrogen atmosphere in the heat chamber produces a chemical reaction with the shielding material, removing impurities such as carbon and oxygen, thereby enhancing permeability. Finally, rapid and controlled cooling of the part freezes the desired grain of the shield, yielding maximum permeability. MuShield engineers regulate the temperature and the time the parts are in the heat chamber with care as it is critical that the parts maintain their structural... (read more)
Browse Heat Treating Services Datasheets for MuShield Company, Inc. (The)
Conduct Research Top
TOC Correlation to BOD or COD (Part 1)
Biochemical Oxygen Demand (BOD) and Chemical Oxygen. Demand (COD) are traditional parameters analyzed in. the laboratory to determine organic matter in water. and wastewater. Wastewater facility operators need. to have constant data to monitor their discharges and. optimize treatment processes
Oilsorb TM 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
Case Study: Integration of Membrana Ultrafiltration and Gas Transfer Membrane Technologies Produces High Quality Water and Controls Corrosion in Cooling Water System of Shanghai Disney Land
enlisted CHD to design and build a system using proven membrane technologies that effectively removed suspended solids, colloidal. substances, chemical oxygen demand (COD), salt, and. dissolved gases from the system. Ultrafiltration (UF), reverse osmosis (RO) and gas transfer membrane (GTM
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
Profitable and environmentally sound production
PROFITABLE AND ENVIRONMENTALLY SOUND PRODUCTION OF BLEACHED PULP Metso Paper Sundsvall AB, Sundvall 85194, Sweden ECF, TCF, ozone, bleaching, oxygen delignification The closure demands on bleach plants have lead to significant development of bleaching techniques to reduce the effluent volumes
Medical Device Link .
that will appear in this annual section. Here then, back by popular demand, are choices for the third annual Top 40, culled from issues of published between May 1996 and April 1997. Congratulations to the winners, but don't thank us . . . thank the readers. A miniature paramagnetic oxygen transducer is fast
Medical Device Link .
when exposed to heat, and achieves a full cure at room temperature in 8 hours. While silicone adhesives have been around for more than 60 years, silicone is actually a misnomer. The suffix -one indicates that a substance contains a double-bonded oxygen in its chemical backbone. Early scientists
Medical Device Link .
for a certain nickel content or a certain chemical alteration that adds strength or reduces ductility, " says Frank Jankoski, the company 's director of technical services. For example, he notes, oxygen content is critical to the strength of titanium. The company works with a materials supplier to alter
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Site characterization summary report for dry weather surface water sampling upper East Fork Poplar Creek characterization area Oak Ridge Y-12 Plant, Oak Ridge,...
TDEC TDHE UCNI UEFPC voc atomic absorption Analytical andEnvironmentalSupportGroup Analytical ServicesOrganization American Societyfor Testing and Materials biological oxygen demand Characterization Area CDM FederalPrograms Corporation ComprehensiveEnvironmentalResponse, Compensation,and LiabilityAct ContractLaboratoryProgram chemical oxygen demand contract-required detection limit U.S.Departmentof Energy electronicdata delive...
Environmental Analysis by Electrochemical Sensors and Biosensors
1 Chemical Oxygen Demand . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Comparison of different ultrasound support methods during colour and chemical oxygen demand removal of disperse and reactive dyebath solutions by ozonation
Comparison of different ultrasound support methods during colour and chemical oxygen demand removal of disperse and reactive dyebath solutions by ozonation .
Annual Site Environmental Report for Calendar Years 2005-2006
chemical oxygen demand CPO .
Princeton Plasma Physics Laboratory Annual Site Environmental Report for Calendar Years 2002 and 2003
chemical oxygen demand CPO .
States > Ohio > State > Proposed Regulations > 2006 Documents > January 30, 2006 > [2006 OH Proposed oh-20060130-0020-0001912] 3745-30 - Residual Solid Waste
Total Organic Carbon Chemical Oxygen Demand .
Chemical Oxygen Demand . . . .
Electrochemical tuning of the activity and structure of a copper-cobalt micro-nano film on a gold electrode, and its application to the determination of glucos...
Electrochemical tuning of the activity and structure of a copper-cobalt micro-nano film on a gold electrode, and its application to the determination of glucose and of Chemical Oxygen Demand .