Agent Name

Coke (petroleum), calcined

CAS Number

64743-05-1

Formula

Unspecified

Major Category

Other Classes

Synonyms

Calcined petroleum coke; Coke, petroleum, calcined; Coke, (petroleum), calcined; [ChemIDplus] Carbon ramming paste; Zapfenstampfmasse; Calcined Coke; Petroleum Coke; Kalzinat; Kalzinat-abseib; Kalzinat-staub; Nornul kalzinat; Nornulkalzinat; PC; Petrolkoks; Regularkoks; Nadelkoks - calciniert; Petrolkoks-Kalzinat; [IUCLID]

Category

Petroleum Refining Residues

Description

Gray-black odorless solid; [Alcoa MSDS]

Sources/Uses

Used in chemical synthesis, in the fuel industry, for extraction, refining, and processing of metals, to make electrodes and graphite, as a conductive agent, reducing agent, friction modifier for brake linings, and process chemical; [IUCLID] Used to make graphite and electrodes for smelting furnaces; Also used for the carbonization of steel; [EPA ChAMP: Submission]

Comments

"TSCA Definition 2008: A complex combination of carbonaceous material including extremely high molecular weight hydrocarbons obtained as a solid material from the calcining of petroleum coke at temperatures in excess of 1000.degree.C (1832.degree.F). The hydrocarbons present in calcined coke have a very high carbon-to-hydrogen ratio." [ChemIDplus] Composed mainly of carbon (inert and of very low acute toxicity); [EPA ChAMP: Submission] An eye, upper respiratory tract, and mild skin irritant; Chronic inhalation exposure may cause pulmonary fibrosis; [Alcoa MSDS] See "Coke oven emissions."

Exposure Assessment
Lethal Concentration

LC50 (rat) > 30.7 mg/m3/6hr

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: