Sulfur dioxide definition

Sulfur dioxide or “SO2” means a gas that at standard conditions has the molecular form SO2.
Sample 1Sample 2Sample 3
Sulfur dioxide or "SO2" means a colorless gas at standard conditions having a molecular composition of one sulfur atom and two oxygen atoms as measured by the applicable reference method or an equivalent or alternative method.
Sample 1Sample 2Sample 3
Sulfur dioxide or “SO2” means a colorless gas at standard conditions, having a molecular composition of one sulfur atom and two oxygen atoms.
Sample 1Sample 2Sample 3

Examples of Sulfur dioxide in a sentence

  • Sulfur dioxide formed by the combustion of sulfur in fuels, wastes, ores, and other substances shall be included when determining compliance with this standard.

  • Sulfur dioxide is a precursor to PM2.5 in all attainment and unclassifiable areas.

  • Sulfur dioxide (SO2) and nitrogen oxides (NOx) emissions are measured with a SO2 continuous emission monitor system (CEMS) and a NOx CEMS, respectively.

  • Emissions from a flare used to control emissions from the glycol dehydration unit shall not exceed: 0.25 ton Nitrogen Oxides (NOx) per month averaged over a 12-month rolling period; 0.23 ton VOC per month averaged over a Applicable Rules/RequirementsApplicable Emissions Limitations/Control Measures 12-month rolling period; and 0.15 ton Sulfur dioxide (SO2) per month averaged over a 12-month rolling period.

  • Sulfur dioxide is a precursor to PM2.5 in all PM2.5 nonattainment areas.

  • Sulfur dioxide emissions from the stack serving Boilers 4 and 5 shall be limited to seventy-seven hundredths (0.77) pound per MMBtu and one thousand nine hundred twenty-five (1,925.0) pounds per hour.

  • Sulfur dioxide emissions from the stack serving Boilers 6 and 11 shall be limited to seventy-seven hundredths (0.77) pound per MMBtu and one thousand eight hundred fifteen (1,815.0) pounds per hour.

  • Sulfur dioxide emissions from the stack serving Boilers 6 and 11 shall be limited to one and five-hundredths (1.05) pound per MMBtu and two thousand four hundred seventy-five (2,475.0) pounds per hour.

  • Sulfur dioxide emissions from the stack serving Boilers 4 and 5 shall be limited to one and five-hundredths (1.05) pounds per MMBtu and one thousand three hundred thirteen (1,313.0) pounds per hour.

  • Sulfur dioxide emissions are controlled by one (1) lime injection system (or equivalent), identified as C12B Particulate matter emissions are controlled by one (1) baghouse system, identified as C09B.


More Definitions of Sulfur dioxide

Sulfur dioxide or “SO2” means a gas comprised of molecules consisting of one sulfur atom and two oxygen atoms.
Sample 1Sample 2Sample 3
Sulfur dioxide means a colorless gas at standard conditions which has the molecular formula SO2.
Sample 1Sample 2
Sulfur dioxide or “SO2” means a gas that has a molecular composition of one sulfur atom and two oxygen atoms.]
Sample 1
Sulfur dioxide means the chemical compound containing one atom of sulfur and two atoms of oxygen, for the purposes of ambient determinations. The term sulfur dioxide, for the purposes of stack emissions monitoring, shall include sulfur dioxide (chemical compound containing one atom of sulfur and two atoms of oxygen), and other oxides of sulfur which may test as sulfur dioxide.
Sample 1

Related to Sulfur dioxide

  • Nitrogen oxides means nitric oxide and nitrogen dioxide, expressed as nitrogen dioxide (NO2);

  • CO2 means carbon dioxide.

  • Biomass means the biodegradable fraction of products, waste and residues from biological origin from agriculture (including vegetal and animal substances), forestry and related industries including fisheries and aquaculture, as well as the biodegradable fraction of industrial and municipal waste;

  • Carbon dioxide or “CO2” means the most common of the six primary greenhouse gases, consisting on a molecular level of a single carbon atom and two oxygen atoms.

  • Geothermal fluid means water in any form at temperatures greater than 120

  • Blendstock means and includes any petroleum product component of motor fuel, such as naphtha, reformate, or toluene; or any oxygenate that can be blended for use in a motor fuel.

  • High global warming potential hydrofluorocarbons means any hydrofluorocarbons in a particular end use for which EPA’s Significant New Alternatives Policy (SNAP) program has identified other acceptable alternatives that have lower global warming potential. The SNAP list of alternatives is found at 40 CFR part 82, subpart G, with supplemental tables of alternatives available at (http://www.epa.gov/snap/ ).

  • Diesel means a distillate oil which can be used as fuel for the operation of a compression ignition engine and which has an approximate boiling temperature of between 150 °C to 400 °C;

  • Ultra Low Sulfur Diesel Fuel means diesel fuel that has a sulfur content of no more than fifteen parts per

  • Condensate means hydrocarbon liquid separated from natural gas which condenses due to changes in the temperature or pressure and remains liquid at standard conditions.

  • Hydrofluorocarbons means compounds that only contain hydrogen, fluorine, and carbon.

  • Oxides of nitrogen means the sum of the volume mixing ratio (ppbv) of nitrogen monoxide (nitric oxide) and nitrogen dioxide expressed in units of mass concentration of nitrogen dioxide (µg/m3);

  • Blend means seed consisting of more than one variety of a kind, each in excess of five percent by weight of the whole.

  • Bulk gasoline plant means a gasoline storage and distribution facility with an average daily throughput of 20,000 gallons (76,000 liters) of gasoline or less on a 30-day rolling average.

  • Diatomaceous earth filtration means a process resulting in substantial particulate removal in which a precoat cake of diatomaceous earth filter media is deposited on a support membrane (septum), and while the water is filtered by passing through the cake on the septum, additional filter media known as body feed is continuously added to the feed water to maintain the permeability of the filter cake.

  • Hydraulic fracturing means the fracturing of underground rock formations, including shale and non-shale formations, by manmade fluid-driven techniques for the purpose of stimulating oil, natural gas, or other subsurface hydrocarbon production.

  • Cannabinoid extract means a substance obtained by separating cannabinoids from marijuana by:

  • medium voltage means the set of nominal voltage levels that lie above low voltage and below high voltage in the range of 1 kV to 44 kV;

  • Btu means British thermal unit.

  • Tetrahydrocannabinol means the natural or synthetic equivalents of the substances contained in the plant, or in the resinous extractives of, Cannabis sativa, or any synthetic substances, compounds, salts, or derivatives of the plant or chemicals and their isomers with similar chemical structure and pharmacological activity.

  • Polystyrene foam adhesive means an aerosol adhesive designed to bond polystyrene foam to substrates.

  • Backpressure means a pressure (caused by a pump, elevated tank or piping, boiler, or other means) on the consumer's side of the service connection that is greater than the pressure provided by the public water system and which may cause backflow.

  • high voltage means the classification of an electric component or circuit, if its working voltage is > 60 V and ≤ 1500 V DC or > 30 V and ≤ 1000 V AC root mean square (rms).

  • Fluoroscopic imaging assembly means a subsystem in which X-ray photons produce a visual image. It includes the image receptor(s) such as the image intensifier and spot-film device, electrical interlocks, if any, and structural material providing linkage between the image receptor and diagnostic source assembly.

  • Polystyrene foam means blown polystyrene and expanded and

  • Reid vapor pressure means the vapor pressure of crude oil or other volatile petroleum products at 100 degrees Fahrenheit as determined by the latest edition of ASTM D6377 (RVPE): Standard Test Method for Determination of Vapor Pressure of Crude Oil.