毒理学数据:
1.急性毒性
LD50:500mg/kg(大鼠经口);>2g/kg(兔经皮)
LC50:5000mg/m3(大鼠吸入,4h)
2.刺激性 人经眼:80ppm,引起刺激。
3.亚急性与慢性毒性 大鼠、豚鼠和兔接触5.23g/m3,69次,见颤抖、虚弱、减重、眼刺激和毛蓬乱,肝、肾发生病理改变。
4.致突变性 姐妹染色单体交换:人类淋巴细胞100μg/L。精子形态学:大鼠腹腔800mg/kg
5.致畸性 雌性大鼠受孕后6~15d经口染毒7500mg/kg引发子鼠肌肉骨骼系统发育畸形,雌性兔受孕后6~18d吸入800ppm/6h引发心血管系统发育畸形。
6.致癌性 IARC致癌性评论:G2B,人类可疑致癌物。
7.其他 大鼠经口最低中毒剂量(TDLo):7500mg/kg(孕6~15d用药),引起肌肉骨骼发育异常。
生态学数据:
1.生态毒性
LC50:4.54mg/L(24h)(蓝鳃太阳鱼,静态);
7.5~10mg/L(24h),7.17mg/L(48h),7.4mg/L(96h)(红鲈,静态);
33.7mg/L(96h)(黑头呆鱼);
129mg/L(48h),69mg/L(96h)(草虾)
2.生物降解性
好氧生物降解(h):672~4320
厌氧生物降解(h):2688~17280
3.非生物降解性
光解最大光吸收波长范围(nm):223.5~280
空气中光氧化半衰期(h):200.6~2006
一级水解半衰期(h):>879a
4.生物富集性 BCF:78(食蚊鱼,接触浓度57~233μg/L,接触时间1~4d);370~720(虹鳟鱼,接触时间119d);60(蓝鳃太阳鱼,接触时间28d)
5.其他有害作用 该物质对环境有害,对水体和大气可造成污染,在对人类重要食物链中,特别是在水生生物中发生生物蓄积。
CHEMICAL IDENTIFICATION
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RTECS NUMBER :
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CZ4550000
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CHEMICAL NAME :
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Benzene, p-dichloro-
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CAS REGISTRY NUMBER :
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106-46-7
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LAST UPDATED :
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199712
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DATA ITEMS CITED :
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84
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MOLECULAR FORMULA :
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C6-H4-Cl2
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MOLECULAR WEIGHT :
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147.00
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WISWESSER LINE NOTATION :
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GR DG
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
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TYPE OF TEST :
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Standard Draize test
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ROUTE OF EXPOSURE :
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Administration into the eye
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SPECIES OBSERVED :
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Human
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Human
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DOSE/DURATION :
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300 mg/kg
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TOXIC EFFECTS :
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Sense Organs and Special Senses (Eye) - effect, not otherwise specified Lungs, Thorax, or Respiration - other changes Gastrointestinal - hypermotility, diarrhea
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TYPE OF TEST :
-
LDLo - Lowest published lethal dose
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ROUTE OF EXPOSURE :
-
Oral
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SPECIES OBSERVED :
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Human
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DOSE/DURATION :
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857 mg/kg
-
TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
LDLo - Lowest published lethal dose
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ROUTE OF EXPOSURE :
-
Unreported
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SPECIES OBSERVED :
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Human
-
DOSE/DURATION :
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357 mg/kg
-
TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
LDLo - Lowest published lethal dose
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ROUTE OF EXPOSURE :
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Unreported
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SPECIES OBSERVED :
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Human - man
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DOSE/DURATION :
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221 mg/kg
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TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
LD50 - Lethal dose, 50 percent kill
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ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rat
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DOSE/DURATION :
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500 mg/kg
-
TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
LD50 - Lethal dose, 50 percent kill
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ROUTE OF EXPOSURE :
-
Administration onto the skin
-
SPECIES OBSERVED :
-
Rodent - rat
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DOSE/DURATION :
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>6 gm/kg
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TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
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TYPE OF TEST :
-
LD50 - Lethal dose, 50 percent kill
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ROUTE OF EXPOSURE :
-
Intraperitoneal
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SPECIES OBSERVED :
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Rodent - rat
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DOSE/DURATION :
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2562 mg/kg
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TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
LD50 - Lethal dose, 50 percent kill
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - mouse
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DOSE/DURATION :
-
2950 mg/kg
-
TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
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TYPE OF TEST :
-
LD50 - Lethal dose, 50 percent kill
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ROUTE OF EXPOSURE :
-
Intraperitoneal
-
SPECIES OBSERVED :
-
Rodent - mouse
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DOSE/DURATION :
-
2 gm/kg
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TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
LD50 - Lethal dose, 50 percent kill
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ROUTE OF EXPOSURE :
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Subcutaneous
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SPECIES OBSERVED :
-
Rodent - mouse
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DOSE/DURATION :
-
5145 mg/kg
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TOXIC EFFECTS :
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Behavioral - tremor
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TYPE OF TEST :
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LCLo - Lowest published lethal concentration
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ROUTE OF EXPOSURE :
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Inhalation
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SPECIES OBSERVED :
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Mammal - cat
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DOSE/DURATION :
-
37 gm/m3/30M
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TOXIC EFFECTS :
-
Behavioral - general anesthetic
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TYPE OF TEST :
-
LD50 - Lethal dose, 50 percent kill
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rabbit
-
DOSE/DURATION :
-
2830 mg/kg
-
TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
LD50 - Lethal dose, 50 percent kill
-
ROUTE OF EXPOSURE :
-
Administration onto the skin
-
SPECIES OBSERVED :
-
Rodent - rabbit
-
DOSE/DURATION :
-
>2 gm/kg
-
TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
LDLo - Lowest published lethal dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - guinea pig
-
DOSE/DURATION :
-
2800 mg/kg
-
TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
LD50 - Lethal dose, 50 percent kill
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ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Mammal - species unspecified
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DOSE/DURATION :
-
2600 mg/kg
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TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
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TYPE OF TEST :
-
LC50 - Lethal concentration, 50 percent kill
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ROUTE OF EXPOSURE :
-
Inhalation
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SPECIES OBSERVED :
-
Mammal - species unspecified
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DOSE/DURATION :
-
12 gm/m3
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TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
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ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rat
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DOSE/DURATION :
-
14 gm/kg/14D-I
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TOXIC EFFECTS :
-
Related to Chronic Data - death
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TYPE OF TEST :
-
TDLo - Lowest published toxic dose
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ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
58500 mg/kg/13W-I
-
TOXIC EFFECTS :
-
Liver - changes in liver weight Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis) Blood - changes in erythrocyte (RBC) count
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TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
10 gm/kg/4W-I
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TOXIC EFFECTS :
-
Liver - hepatitis (hepatocellular necrosis), zonal Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis)
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TYPE OF TEST :
-
TCLo - Lowest published toxic concentration
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ROUTE OF EXPOSURE :
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Inhalation
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SPECIES OBSERVED :
-
Rodent - rat
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DOSE/DURATION :
-
158 ppm/7H/31W-I
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TOXIC EFFECTS :
-
Liver - changes in liver weight Kidney, Ureter, Bladder - changes in bladder weight
-
TYPE OF TEST :
-
TCLo - Lowest published toxic concentration
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ROUTE OF EXPOSURE :
-
Inhalation
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
100 gm/m3/20M/25D-I
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TOXIC EFFECTS :
-
Behavioral - general anesthetic Behavioral - tremor Blood - granulocytopenia
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TYPE OF TEST :
-
TDLo - Lowest published toxic dose
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ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - mouse
-
DOSE/DURATION :
-
58500 mg/kg/13W-I
-
TOXIC EFFECTS :
-
Liver - hepatitis (hepatocellular necrosis), zonal Kidney, Ureter, Bladder - changes in bladder weight Blood - changes in leukocyte (WBC) count
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TYPE OF TEST :
-
TDLo - Lowest published toxic dose
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ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - mouse
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DOSE/DURATION :
-
3 gm/kg/1W-I
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TOXIC EFFECTS :
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Liver - other changes Liver - changes in liver weight Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - hepatic microsomal mixed oxidase (dealkylation, hydroxylation, etc.)
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TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rabbit
-
DOSE/DURATION :
-
92 gm/kg/31W-I
-
TOXIC EFFECTS :
-
Behavioral - tremor Related to Chronic Data - death
-
TYPE OF TEST :
-
TCLo - Lowest published toxic concentration
-
ROUTE OF EXPOSURE :
-
Inhalation
-
SPECIES OBSERVED :
-
Rodent - rabbit
-
DOSE/DURATION :
-
100 gm/m3/30M/31D-I
-
TOXIC EFFECTS :
-
Sense Organs and Special Senses (Olfaction) - effect, not otherwise specified Sense Organs and Special Senses (Eye) - effect, not otherwise specified Blood - granulocytopenia
-
TYPE OF TEST :
-
TCLo - Lowest published toxic concentration
-
ROUTE OF EXPOSURE :
-
Inhalation
-
SPECIES OBSERVED :
-
Rodent - guinea pig
-
DOSE/DURATION :
-
158 ppm/7H/31W-I
-
TOXIC EFFECTS :
-
Liver - changes in liver weight
-
TYPE OF TEST :
-
TCLo - Lowest published toxic concentration
-
ROUTE OF EXPOSURE :
-
Inhalation
-
SPECIES OBSERVED :
-
Rodent - guinea pig
-
DOSE/DURATION :
-
100 gm/m3/20M/20D-I
-
TOXIC EFFECTS :
-
Blood - granulocytopenia Related to Chronic Data - death
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
155 gm/kg/2Y-I
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TOXIC EFFECTS :
-
Tumorigenic - Carcinogenic by RTECS criteria Kidney, Ureter, Bladder - Kidney tumors
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TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - mouse
-
DOSE/DURATION :
-
155 gm/kg/2Y-I
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TOXIC EFFECTS :
-
Tumorigenic - Carcinogenic by RTECS criteria Liver - tumors
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TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
DOSE :
-
7500 mg/kg
-
SEX/DURATION :
-
female 6-15 day(s) after conception
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TOXIC EFFECTS :
-
Reproductive - Specific Developmental Abnormalities - musculoskeletal system
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
DOSE :
-
10 gm/kg
-
SEX/DURATION :
-
female 6-15 day(s) after conception
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TOXIC EFFECTS :
-
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)
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TYPE OF TEST :
-
TCLo - Lowest published toxic concentration
-
ROUTE OF EXPOSURE :
-
Inhalation
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DOSE :
-
800 ppm/6H
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SEX/DURATION :
-
female 6-18 day(s) after conception
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TOXIC EFFECTS :
-
Reproductive - Specific Developmental Abnormalities - cardiovascular (circulatory) system
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TYPE OF TEST :
-
Sperm Morphology
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TYPE OF TEST :
-
Micronucleus test
MUTATION DATA
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TEST SYSTEM :
-
Rodent - mouse
-
REFERENCE :
-
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 343,157,1995 *** REVIEWS *** ACGIH TLV-Animal carcinogen DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-TWA 60 mg/m3 (10 ppm) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 IARC Cancer Review:Animal Sufficient Evidence IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,192,1987 IARC Cancer Review:Human Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 7,231,1974 IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 7,231,1974 IARC Cancer Review:Human Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 29,213,1982 IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 29,213,1982 IARC Cancer Review:Group 2B IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,192,1987 TOXICOLOGY REVIEW CRTXB2 CRC Critical Reviews in Toxicology. (CRC Press, Inc., 2000 Corporate Blvd., NW, Boca Raton, FL 33431) V.1- 1971- Volume(issue)/page/year: 1(1),93,1971 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 MSHA STANDARD-air:TWA 75 ppm (450 mg/m3) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,77,1971 OSHA PEL (Gen Indu):8H TWA 75 ppm (450 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 75 ppm (450 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 75 ppm (450 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 75 ppm (450 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 75 ppm (450 mg/m3);STEL 110 ppm (675 mg/m3) JAN 1993 OEL-BELGIUM:TWA 75 ppm (451 mg/m3);STEL 110 ppm (661 mg/m3) JAN 1993 OEL-DENMARK:TWA 75 ppm (450 mg/m3) JAN 1993 OEL-FINLAND:TWA 75 ppm (450 mg/m3);STEL 115 ppm (690 mg/m3);Skin JAN 1993 OEL-FRANCE:TWA 75 ppm (450 mg/m3);STEL 110 ppm (675 mg/m3) JAN 1993 OEL-GERMANY:TWA 75 ppm (450 mg/m3) JAN 1993 OEL-JAPAN:TWA 50 ppm (300 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 75 ppm (450 mg/m3) JAN 1993 OEL-THE PHILIPPINES:TWA 75 ppm (450 mg/m3) JAN 1993 OEL-POLAND:TWA 20 mg/m3 JAN 1993 OEL-RUSSIA:TWA 50 ppm JAN 1993 OEL-SWEDEN:TWA 75 ppm (450 mg/m3);STEL 110 ppm (700 mg/m3) JAN 1993 OEL-SWITZERLAND:TWA 75 ppm (450 mg/m3);STEL 150 ppm (900 mg/m3) JAN 1993 OEL-TURKEY:TWA 75 ppm (450 mg/m3) JAN 1993 OEL-UNITED KINGDOM:TWA 75 ppm (450 mg/m3);STEL 110 ppm JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO p-DICHLOROBENZENE-air:CA (1.7 ppm LOQ) REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 24006 No. of Facilities: 1963 (estimated) No. of Industries: 21 No. of Occupations: 18 No. of Employees: 23116 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 24006 No. of Facilities: 2629 (estimated) No. of Industries: 22 No. of Occupations: 21 No. of Employees: 33978 (estimated) No. of Female Employees: 9412 (estimated)
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