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3189
<br />1,1,1,2-TETRACHLOROETHANE TBQ000
<br />TB0778 HR: 3
<br />TETRACHLORODIAZOCYCLOPENTADIENE
<br />CAS: 21572-61-2
<br />mf: C5CI4N2 mw: 229.88
<br />CICCICC1=--CC1C: N2
<br />THR: Explodes when heated to 150°C. When heated to
<br />decomposition it emits toxic fumes of cr and NO,.
<br />TB0780 HR: 3
<br />2,3,7,8-TETRACHLORODIBENZOFURAN
<br />CAS: 51207-31-9 NIOSH: HP 5295200
<br />mf: C i2 H4C140 mw: 305.96
<br />SYN: NC1-05661 1
<br />TOXICITY DATA: CODEN:
<br />orl-mus TDLo:250 1.1.g/kg (10D TOLED5 20,183,84
<br />preg):REP
<br />orl-mus TDLo:120 n.g/kg (10- TOLED5 20,183,84
<br />13D preg):TER
<br />ipr-mus TDLo:100 ii.g/kg (12D JTEHD6 14,337,84
<br />preg):TER
<br />orl-mky LDLo:1 mg/kg ANYAA9 320,151,79
<br />orl-gpg LD50:5 TXAPA9 55,342,80
<br />EPA Genetic Toxicology Program.
<br />THR: Poison by ingestion. An experimental teratogen. Ex-
<br />perimental reproductive effects. When heated to decomposi-
<br />tion it emits toxic fumes of C1.
<br />TBP000 HR: 1
<br />1 ,1,1,2-TETRACHLOR0-2,2-DIFLUOROETHANE
<br />CAS: 76-11-9 NIOSH: KI 1425000
<br />C2C14F2
<br /> mw: 203.82
<br />SYNS:
<br />HALOCARBON 112a 1.1.1.2- l b I RACHLOR0-2.2-DI-
<br />REFRIGERANT 112a FLUOROETHANE (ACGIH)
<br />TOXICITY DATA: CODEN:
<br />ihl-rat LCLo:20000 ppm/30M TXAPA9 19,1,71
<br />Reported in EPA TSCA Inventory.
<br />OSHA PEL: TWA 500 ppm
<br />ACGIH TLV: TWA 500 ppm
<br />DFG MAK: 1000 ppm (8340 mg/m3)
<br />THR: Mildly toxic by inhalation. When heated to decompo-
<br />sition it emits very toxic fumes of Cl and F. Used as a
<br />refrigerant. See also FLUORIDES.
<br />TBP075 HR: 3
<br />3,3,4,5-TETRACHLOR0-3,6-DIHYDRO-1,2-DIOXIN
<br />mf: C4H4C14 02 mw: 225.89
<br />00CCI2CHC1CHC1C1-12
<br />THR: An unstable explosive. It is the auto-oxidation prod-
<br />uct of 1,1,2,3-tetrachloro-1,3-butadiene. When heated to
<br />decomposition it emits toxic fumes of C1.
<br />TBP250 HR: 3
<br />TETRACHLORODIPHENYL OXIDE
<br />CAS: 31242-94-1 NIOSH: KO 4025000
<br />mf: C12H6C140 mw: 307.98
<br />SYNS:
<br />PHENYL ETHER TETRACHLORO
<br />I bIRACHLOROPHENYL ETHER
<br />TOXICITY DATA: CODEN:
<br />orl-gpg LDLo:50 mg/kg 14CYAT 2,1707,63
<br />OSHA PEL: TWA 0.5 mg/m3
<br />THR: Poison by ingestion. When heated to decomposition
<br />it emits toxic fumes of cr. See also ETHERS.
<br />TBP500 HR: 3
<br />TETRACHLORODIPHOSPHANE
<br />CAS: 13497-91-1
<br />mf: C14P, mw: 203.75
<br />THR: Oxidizes rapidly in air and may ignite. When heated
<br />to decomposition it emits very toxic fumes of cr and
<br />PO,.
<br />TBP750
<br />HR: 3
<br />TETRACHLOROETHANE
<br />CAS: 25322-20-7
<br />NIOSH: KI 8400000
<br />DOT: 1702
<br />mf: C2H2C14 mw: 167.84
<br />TOXICITY DATA: CODEN:
<br />dlt-mus-ipr 250 mg/kg BIRUAA 18,94,80
<br />par-mus TDLo:3200 mg/kg B1RUAA 14,220,76
<br />(7-14D preg):REP
<br />on-rat LD50:317 mg/kg AIHAAP 30,470,69
<br />ihl-rat LCLo:1000 ppm/4H
<br />AIHAAP 30,470,69
<br />skn-rbt LD50:6330 mg/kg AIHAAP 30,470,69
<br />ihl-gpg LCLo: 11 mg/m3/30M AISFAR 15,1,37
<br />ipr-gpg LDLo:500 mg/kg AIHAAP 35,21,74
<br />Reported in EPA TSCA Inventory.
<br />NIOSH REL: (Tetrachloroethane) Reduce to lowest feasible
<br />level
<br />DOT Classification: ORM-A, Label: None
<br />THR: Poison by ingestion and inhalation. Moderately toxic
<br />by intraperitoneal route. Mildly toxic by skin contact. Ex-
<br />perimental reproductive effects. Mutagenic data. When
<br />heated to decomposition it emits toxic fumes of cr. See
<br />also CHLORINATED HYDROCARBONS, ALIPHATIC.
<br />For further information, see Vol. 1, No. 5 of DPIM Report.
<br />TBQ000 HR: 3
<br />1,1,1,2-TETRACHLOROETHANE
<br />CAS: 630-20-6 NIOSH: KI 8450000
<br />mf: C2 H2C14 mw: 167.84
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