068 PANDU 01 15 PDF

We've made some changes to EPA. A solid waste is a hazardous waste if it is specifically listed as a known hazardous waste or meets the characteristics of a hazardous waste. Listed wastes are wastes from common manufacturing and industrial processes, specific industries and can be generated from discarded commercial products. Characteristic wastes are wastes that exhibit any one or more of the following characteristic properties: ignitability, corrosivity, reactivity or toxicity. A waste is determined to be a hazardous waste if it is specifically listed on one of four lists the F, K, P and U lists found in title 40 of the Code of Federal Regulations CFR in section

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We've made some changes to EPA. A solid waste is a hazardous waste if it is specifically listed as a known hazardous waste or meets the characteristics of a hazardous waste. Listed wastes are wastes from common manufacturing and industrial processes, specific industries and can be generated from discarded commercial products. Characteristic wastes are wastes that exhibit any one or more of the following characteristic properties: ignitability, corrosivity, reactivity or toxicity.

A waste is determined to be a hazardous waste if it is specifically listed on one of four lists the F, K, P and U lists found in title 40 of the Code of Federal Regulations CFR in section Because the processes generating these wastes can occur in different sectors of industry, the F list wastes are known as wastes from non-specific sources. They can be divided into seven groups depending on the type of manufacturing or industrial operation that creates them:.

The K-list identifies hazardous wastes from specific sectors of industry and manufacturing and are considered source-specific wastes. To qualify as a K-listed hazardous waste, a waste must fit into one of the 13 categories on the list and the waste must match one of the detailed K list waste descriptions in 40 CFR section An explanation of each of the codes is below:.

The first two hazard codes shown above apply to listed wastes whose constituents pose additional threat to human health and the environment.

The last four hazard codes apply to wastes that have been listed because they typically exhibit one of the four regulatory characteristics of hazardous waste. The P and U lists designate as hazardous waste pure and commercial grade formulations of certain unused chemicals that are being disposed. For a waste to be considered a P- or U-listed waste it must meeting the following three criteria:.

EPA defines a commercial chemical product for P and U list purposes as a chemical that is either percent pure, technical e. The P-list identifies acute hazardous wastes from discarded commercial chemical products. The P-list can be found at 40 CFR section The U-list identifies hazardous wastes from discarded commercial chemical products. The U-list wastes can be found at 40 CFR section For wastes on the P list, absence of a letter indicates that the compound only is listed for acute toxicity.

For wastes on the U list, absence of a letter indicates that the compound is only listed for toxicity. A hazardous waste characteristic is a property which, when present in a waste, indicates that the waste poses a sufficient threat to merit regulation as hazardous.

EPA assigned D as the waste code for ignitable hazardous wastes. To learn more about the ignitability characteristic see:. Wastes that are hazardous due to the corrosivity characteristic include aqueous wastes with a pH of less than or equal to 2, a pH greater than or equal to EPA assigned D as the waste code for corrosive hazardous wastes.

To learn more about the corrosivity characteristic see:. Wastes that are hazardous due to the reactivity characteristic may be unstable under normal conditions, may react with water, may give off toxic gases and may be capable of detonation or explosion under normal conditions or when heated.

EPA assigned D as the waste code for reactive hazardous wastes. Wastes that are hazardous due to the toxicity characteristic are harmful when ingested or absorbed.

Toxic wastes present a concern as they may be able to leach from waste and pollute groundwater. Mixed wastes are hazardous wastes which also contain radioactive material.

The exemption is conditional upon the waste is generated under a single NRC license, of which the waste meets the specified conditions and that the waste is stored and treated in a tank or container. Generators may store these wastes for as long as they are permitted to do so under their NRC or NRC agreement state license.

More information about the EPA Mixed Waste Rule can be found in the following final rule, final rule fact sheet and proposed rules:. Additional supporting documents can be found on regulations. Contact Us to ask a question, provide feedback, or report a problem. Jump to main content. An official website of the United States government. Contact Us. Defining Hazardous Waste: Listed, Characteristic and Mixed Radiological Wastes Click on a step in the hazardous waste identification process for more information.

Energetic Hazardous Wastes Learn more about these wastes and their treatment technologies. Recent Actions Tentative denial of the petition to revise the RCRA corrosivity characteristic Extension of comment period for tentative denial of the petition. Plating bath residues from the bottom of plating baths from electroplating operations where cyanides are used in the process. Spent stripping and cleaning bath solutions from electroplating operations where cyanides are used in the process. Quenching bath residues from oil baths from metal heat treating operations where cyanides are used in the process.

Quenching waste water treatment sludges from metal heat treating operations where cyanides are used in the process. Wastewater treatment sludges from the chemical conversion coating of aluminum except from zirconium phosphating in aluminum can washing when such phosphating is an exclusive conversion coating process. For the purposes of this listing, motor vehicle manufacturing is defined in paragraph b 4 i of this section and b 4 ii of this section describes the recordkeeping requirements for motor vehicle manufacturing facilities.

Wastes except wastewater and spent carbon from hydrogen chloride purification from the production or manufacturing use as a reactant, chemical intermediate, or component in a formulating process of tri- or tetrachlorophenol, or of intermediates used to produce their pesticide derivatives. This listing does not include wastes from the production of Hexachlorophene from highly purified 2,4,5-trichlorophenol.

Wastes except wastewater and spent carbon from hydrogen chloride purification from the production or manufacturing use as a reactant, chemical intermediate, or component in a formulating process of pentachlorophenol, or of intermediates used to produce its derivatives.

Wastes except wastewater and spent carbon from hydrogen chloride purification from the manufacturing use as a reactant, chemical intermediate, or component in a formulating process of tetra-, penta-, or hexachlorobenzenes under alkaline conditions.

Wastes except wastewater and spent carbon from hydrogen chloride purification from the production of materials on equipment previously used for the production or manufacturing use as a reactant, chemical intermediate, or component in a formulating process of tri- and tetrachlorophenols. This listing does not include wastes from equipment used only for the production or use of Hexachlorophene from highly purified 2,4,5-trichlorophenol.

Process wastes, including but not limited to, distillation residues, heavy ends, tars, and reactor clean-out wastes, from the production of certain chlorinated aliphatic hydrocarbons by free radical catalyzed processes.

These chlorinated aliphatic hydrocarbons are those having carbon chain lengths ranging from one to and including five, with varying amounts and positions of chlorine substitution. Condensed light ends, spent filters and filter aids, and spent desiccant wastes from the production of certain chlorinated aliphatic hydrocarbons, by free radical catalyzed processes. Wastes except wastewater and spent carbon from hydrogen chloride purification from the production of materials on equipment previously used for the manufacturing use as a reactant, chemical intermediate, or component in a formulating process of tetra-, penta-, or hexachlorobenzene under alkaline conditions.

Discarded unused formulations containing tri-, tetra-, or pentachlorophenol or discarded unused formulations containing compounds derived from these chlorophenols. This listing does not include formulations containing Hexachlorophene sythesized from prepurified 2,4,5-trichlorophenol as the sole component.

Wastewaters except those that have not come into contact with process contaminants , process residuals, preservative drippage, and spent formulations from wood preserving processes generated at plants that use creosote formulations. Wastewaters except those that have not come into contact with process contaminants , process residuals, preservative drippage, and spent formulations from wood preserving processes generated at plants that use inorganic preservatives containing arsenic or chromium.

Such wastes include, but are not limited to, all sludges and floats generated in: induced air flotation IAF units, tanks and impoundments, and all sludges generated in DAF units. Leachate liquids that have percolated through land disposed wastes resulting from the disposal of more than one restricted waste classified as hazardous under subpart D of this part. Wastewater treatment sludge from the production of chrome oxide green pigments anhydrous and hydrated.

Column bottoms or heavy ends from the combined production of trichloroethylene and perchloroethylene. Separated aqueous stream from the reactor product washing step in the production of chlorobenzenes. Column bottoms from product separation from the production of 1,1-dimethylhydrazine UDMH from carboxylic acid hydrazides. Condensed column overheads from product separation and condensed reactor vent gases from the production of 1,1-dimethylhydrazine UDMH from carboxylic acid hydrazides.

Spent filter cartridges from product purification from the production of 1,1-dimethylhydrazine UDMH from carboxylic acid hydrazides. Condensed column overheads from intermediate separation from the production of 1,1-dimethylhydrazine UDMH from carboxylic acid hydrazides.

Reaction by-product water from the drying column in the production of toluenediamine via hydrogenation of dinitrotoluene.

Condensed liquid light ends from the purification of toluenediamine in the production of toluenediamine via hydrogenation of dinitrotoluene. Vicinals from the purification of toluenediamine in the production of toluenediamine via hydrogenation of dinitrotoluene. Heavy ends from the purification of toluenediamine in the production of toluenediamine via hydrogenation of dinitrotoluene. Organic condensate from the solvent recovery column in the production of toluene diisocyanate via phosgenation of toluenediamine.

Wastewater from the reactor vent gas scrubber in the production of ethylene dibromide via bromination of ethene. Spent adsorbent solids from purification of ethylene dibromide in the production of ethylene dibromide via bromination of ethene. Still bottoms from the purification of ethylene dibromide in the production of ethylene dibromide via bromination of ethene.

Distillation bottoms from the production of alpha- or methyl- chlorinated toluenes, ring-chlorinated toluenes, benzoyl chlorides, and compounds with mixtures of these functional groups, This waste does not include still bottoms from the distillation of benzyl chloride. Organic residuals, excluding spent carbon adsorbent, from the spent chlorine gas and hydrochloric acid recovery processes associated with the production of alpha- or methyl- chlorinated toluenes, ring-chlorinated toluenes, benzoyl chlorides, and compounds with mixtures of these functional groups.

Wastewater treatment sludges, excluding neutralization and biological sludges, generated during the treatment of wastewaters from the production of alpha- or methyl- chlorinated toluenes, ring-chlorinated toluenes, benzoyl chlorides, and compounds with mixtures of these functional groups.

Organic waste including heavy ends, still bottoms, light ends, spent solvents, filtrates, and decantates from the production of carbamates and carbamoyl oximes. This listing does not apply to wastes generated from the manufacture of 3-iodopropynyl n-butylcarbamate. Wastewaters including scrubber waters, condenser waters, washwaters, and separation waters from the production of carbamates and carbamoyl oximes. Purification solids including filtration, evaporation, and centrifugation solids , bag house dust and floor sweepings from the production of dithiocarbamate acids and their salts.

This listing does not include K or K Wastewater treatment sludges from the production of ethylene dichloride or vinyl chloride monomer including sludges that result from commingled ethylene dichloride or vinyl chloride monomer wastewater and other wastewater , unless the sludges meet the following conditions: i they are disposed of in a subtitle C or non-hazardous landfill licensed or permitted by the state or federal government; ii they are not otherwise placed on the land prior to final disposal; and iii the generator maintains documentation demonstrating that the waste was either disposed of in an on-site landfill or consigned to a transporter or disposal facility that provided a written commitment to dispose of the waste in an off-site landfill.

Respondents in any action brought to enforce the requirements of subtitle C must, upon a showing by the government that the respondent managed wastewater treatment sludges from the production of vinyl chloride monomer or ethylene dichloride, demonstrate that they meet the terms of the exclusion set forth above. In doing so, they must provide appropriate documentation e.

Wastewater treatment sludges from the production of vinyl chloride monomer using mercuric chloride catalyst in an acetylene-based process. Paragraph d of this section describes the process for demonstrating that a facility's nonwastewaters are not K Also, the listing does not apply to wastes generated before any annual mass loading limit is met.

Brine purification muds from the mercury cell process in chlorine production, where separately prepurified brine is not used. Chlorinated hydrocarbon waste from the purification step of the diaphragm cell process using graphite anodes in chlorine production. Slag from the production of antimony oxide that is speculatively accumulated or disposed, including slag from the production of intermediates e. Residues from manufacturing and manufacturing-site storage of ferric chloride from acids formed during the production of titanium dioxide using the chloride-ilmenite process.

Wastewater and scrub water from the chlorination of cyclopentadiene in the production of chlordane.

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Defining Hazardous Waste: Listed, Characteristic and Mixed Radiological Wastes

Zuluzragore The primary goods exported during the Anuradhapura period are gemstonesspicespearls and elephantswhile ceramic warepanvuperfumes and wines were imported from other countries. The Samadhi statue in Anuradhapura, considered one of the finest examples of ancient Sri Lankan art, [] shows the Buddha in a seated position in deep meditation, and is sculpted from dolomite marble and is datable to the 4th century. It further mentions that his army rose against him due to lack of wages. However, crimes such as treason, murder and pajdu of cattle were generally punishable by death. Pali chronicles such as Dipavamsa and Mahavamsa have been pajdu during the Anuradhapura Kingdom, and are still useful as resources for studying the history of the country.

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