毒理学数据:
1.急性毒性
LD50：3500mg/kg（大鼠经口）；4000mg/kg（小鼠经口）；2600mg/kg（兔经口）
2.刺激性 暂无资料
3.亚急性与慢性毒性 动物亚急性和慢性毒性反应有神经毒性症状，肝、肾重量增加，尿中粪卟啉排泄增加等。
4.致突变性 DNA损伤：鼠伤寒沙门菌20μmol/L。微生物致突变：酿酒酵母菌100ppm。DNA加合物：大肠杆菌20μmol/L。哺乳动物体细胞突变：仓鼠肺6mg/L。
5.致畸性 大鼠孕后10~13d经口给予最低中毒剂量（TDLo）40mg/kg，致肌肉骨骼系统发育畸形。大鼠孕后1~22d经口给予最低中毒剂量（TDLo）6450mg/kg，致血液和淋巴系统（包括脾和骨髓）、免疫和网状内皮系统发育畸形。小鼠孕后7~16d经口给予最低中毒剂量（TDLo）1g/kg，颅面部（包括鼻、舌）、泌尿系统发育畸形。雌鼠交配前14d经口给予最低中毒剂量（TDLo）100mg/kg，致中枢神经系统发育畸形。
6.致癌性 IARC致癌性评论：G2B，可疑人类致癌物。
7.其他大鼠经口最低中毒剂量（TDLo）：40mg/kg（孕后10~13d用药），对胎鼠肌肉、骨骼系统有影响。小鼠经口最低中毒剂量（TDLo）：1g/kg，有胚胎毒性，对泌尿生殖系统有影响。
生态学数据:
1.生态毒性
LC50：22mg/L（96h）（黑头呆鱼，静态）；12mg/L（96h）（蓝鳃太阳鱼，静态）
2.生物降解性
好氧生物降解（h）：23256~50136
厌氧生物降解（h）：93024~200544
3.非生物降解性
光解最大光吸收波长范围（nm）：291~301
空气中光氧化半衰期（h）：3753~37530
4.生物富集性 BCF：11000~27000（鲤鱼，接触浓度0.5ppb，接触时间8周）；6000~30000（鲤鱼，接触浓度0.05ppb，接触时间8周）
CHEMICAL IDENTIFICATION
-
RTECS NUMBER :
-
DA2975000
-
CHEMICAL NAME :
-
Benzene, hexachloro-
-
CAS REGISTRY NUMBER :
-
118-74-1
-
BEILSTEIN REFERENCE NO. :
-
1912585
-
LAST UPDATED :
-
199712
-
DATA ITEMS CITED :
-
68
-
MOLECULAR FORMULA :
-
C6-Cl6
-
MOLECULAR WEIGHT :
-
284.76
-
WISWESSER LINE NOTATION :
-
GR BG CG DG EG FG
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
-
TYPE OF TEST :
-
LDLo - Lowest published lethal dose
-
ROUTE OF EXPOSURE :
-
Unreported
-
SPECIES OBSERVED :
-
Human - man
-
DOSE/DURATION :
-
220 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 :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
10 gm/kg
-
TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
LC50 - Lethal concentration, 50 percent kill
-
ROUTE OF EXPOSURE :
-
Inhalation
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
3600 mg/m3
-
TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
LD - Lethal dose
-
ROUTE OF EXPOSURE :
-
Intraperitoneal
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
>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
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - mouse
-
DOSE/DURATION :
-
4 gm/kg
-
TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
LC50 - Lethal concentration, 50 percent kill
-
ROUTE OF EXPOSURE :
-
Inhalation
-
SPECIES OBSERVED :
-
Rodent - mouse
-
DOSE/DURATION :
-
4 gm/m3
-
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 :
-
Mammal - cat
-
DOSE/DURATION :
-
1700 mg/kg
-
TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
LC50 - Lethal concentration, 50 percent kill
-
ROUTE OF EXPOSURE :
-
Inhalation
-
SPECIES OBSERVED :
-
Mammal - cat
-
DOSE/DURATION :
-
1600 mg/m3
-
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 - rabbit
-
DOSE/DURATION :
-
2600 mg/kg
-
TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
LC50 - Lethal concentration, 50 percent kill
-
ROUTE OF EXPOSURE :
-
Inhalation
-
SPECIES OBSERVED :
-
Rodent - rabbit
-
DOSE/DURATION :
-
1800 mg/m3
-
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 - guinea pig
-
DOSE/DURATION :
-
>3 gm/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 :
-
Oral
-
SPECIES OBSERVED :
-
Bird - quail
-
DOSE/DURATION :
-
>6400 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 :
-
Oral
-
SPECIES OBSERVED :
-
Mammal - species unspecified
-
DOSE/DURATION :
-
>5 gm/kg
-
TOXIC EFFECTS :
-
Details of toxic effects not reported other than lethal dose value
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
2022 mg/kg/55D-C
-
TOXIC EFFECTS :
-
Kidney, Ureter, Bladder - other changes in urine composition Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - hepatic microsomal mixed oxidase (dealkylation, hydroxylation, etc.)
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
1596 mg/kg/28D-C
-
TOXIC EFFECTS :
-
Liver - changes in liver weight Kidney, Ureter, Bladder - changes in bladder weight Endocrine - changes in spleen weight
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
3326 mg/kg/15W-I
-
TOXIC EFFECTS :
-
Liver - changes in liver weight Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - dehydrogenases Related to Chronic Data - death
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
2100 mg/kg/6W-I
-
TOXIC EFFECTS :
-
Liver - other changes Biochemical - Metabolism (Intermediary) - porphyrin including bile pigments
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
1729 mg/kg/13W-C
-
TOXIC EFFECTS :
-
Kidney, Ureter, Bladder - other changes in urine composition Endocrine - adrenal cortex hyperplasia Blood - other changes
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
250 mg/kg/5W-I
-
TOXIC EFFECTS :
-
Liver - changes in liver weight Kidney, Ureter, Bladder - other changes in urine composition Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
1500 mg/kg/60D-C
-
TOXIC EFFECTS :
-
Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - hepatic microsomal mixed oxidase (dealkylation, hydroxylation, etc.)
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - mouse
-
DOSE/DURATION :
-
1512 mg/kg/18W-C
-
TOXIC EFFECTS :
-
Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Biochemical - Metabolism (Intermediary) - Plasma proteins not involving coagulation
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - mouse
-
DOSE/DURATION :
-
842 mg/kg/6W-C
-
TOXIC EFFECTS :
-
Immunological Including Allergic - decrease in humoral immune response
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Mammal - dog
-
DOSE/DURATION :
-
36400 mg/kg/1Y-I
-
TOXIC EFFECTS :
-
Gastrointestinal - hypermotility, diarrhea Blood - changes in erythrocyte (RBC) count Related to Chronic Data - death
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Primate - monkey
-
DOSE/DURATION :
-
3840 mg/kg/60D-I
-
TOXIC EFFECTS :
-
Liver - fatty liver degeneration Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis) Endocrine - other changes
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Mammal - pig
-
DOSE/DURATION :
-
455 mg/kg/13W-I
-
TOXIC EFFECTS :
-
Kidney, Ureter, Bladder - changes in bladder weight Endocrine - changes in thyroid weight Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - hepatic microsomal mixed oxidase (dealkylation, hydroxylation, etc.)
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - hamster
-
DOSE/DURATION :
-
4704 mg/kg/28W-C
-
TOXIC EFFECTS :
-
Endocrine - changes in thymus weight Endocrine - changes in thyroid weight Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Bird - quail
-
DOSE/DURATION :
-
5 gm/kg/10D-I
-
TOXIC EFFECTS :
-
Liver - other changes Nutritional and Gross Metabolic - weight loss or decreased weight gain Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - hepatic microsomal mixed oxidase (dealkylation, hydroxylation, etc.)
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Bird - quail
-
DOSE/DURATION :
-
2500 mg/kg/5D-I
-
TOXIC EFFECTS :
-
Liver - other changes Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - hepatic microsomal mixed oxidase (dealkylation, hydroxylation, etc.)
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
2738 mg/kg/2Y-C
-
TOXIC EFFECTS :
-
Tumorigenic - Carcinogenic by RTECS criteria Kidney, Ureter, Bladder - Kidney tumors Blood - leukemia
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - mouse
-
DOSE/DURATION :
-
6972 mg/kg/83W-C
-
TOXIC EFFECTS :
-
Tumorigenic - neoplastic by RTECS criteria Liver - tumors Blood - lymphoma, including Hodgkin's disease
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - hamster
-
DOSE/DURATION :
-
1000 mg/kg/18W-C
-
TOXIC EFFECTS :
-
Tumorigenic - Carcinogenic by RTECS criteria Liver - tumors Endocrine - thyroid tumors
-
TYPE OF TEST :
-
TD - Toxic dose (other than lowest)
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - hamster
-
DOSE/DURATION :
-
3360 mg/kg/80W-C
-
TOXIC EFFECTS :
-
Tumorigenic - neoplastic by RTECS criteria Liver - tumors
-
TYPE OF TEST :
-
TD - Toxic dose (other than lowest)
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - hamster
-
DOSE/DURATION :
-
3360 mg/kg/80W-C
-
TOXIC EFFECTS :
-
Tumorigenic - Carcinogenic by RTECS criteria Liver - tumors
-
TYPE OF TEST :
-
TD - Toxic dose (other than lowest)
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
5475 mg/kg/2Y-C
-
TOXIC EFFECTS :
-
Tumorigenic - Carcinogenic by RTECS criteria Liver - tumors Kidney, Ureter, Bladder - Kidney tumors
-
TYPE OF TEST :
-
TD - Toxic dose (other than lowest)
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
1050 mg/kg/30W-C
-
TOXIC EFFECTS :
-
Tumorigenic - neoplastic by RTECS criteria Liver - tumors Biochemical - Metabolism (Intermediary) - porphyrin including bile pigments
-
TYPE OF TEST :
-
TD - Toxic dose (other than lowest)
-
ROUTE OF EXPOSURE :
-
Oral
-
SPECIES OBSERVED :
-
Rodent - rat
-
DOSE/DURATION :
-
6300 mg/kg/90W-C
-
TOXIC EFFECTS :
-
Tumorigenic - Carcinogenic by RTECS criteria Liver - tumors
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
DOSE :
-
556 mg/kg
-
SEX/DURATION :
-
female 96 day(s) pre-mating - 21 day(s) post-birth
-
TOXIC EFFECTS :
-
Reproductive - Effects on Newborn - weaning or lactation index (e.g., # alive at weaning per # alive at day 4)
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
DOSE :
-
40 mg/kg
-
SEX/DURATION :
-
female 10-13 day(s) after conception
-
TOXIC EFFECTS :
-
Reproductive - Specific Developmental Abnormalities - musculoskeletal system
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
DOSE :
-
6450 mg/kg
-
SEX/DURATION :
-
female 1-22 day(s) after conception lactating female 21 day(s) post-birth
-
TOXIC EFFECTS :
-
Reproductive - Specific Developmental Abnormalities - blood and lymphatic systems (including spleen and marrow) Reproductive - Specific Developmental Abnormalities - immune and reticuloendothelial system
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
DOSE :
-
88 mg/kg
-
SEX/DURATION :
-
male 70 day(s) pre-mating female 70 day(s) pre-mating - 22 day(s) after conception
-
TOXIC EFFECTS :
-
Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain)
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
DOSE :
-
812 mg/kg
-
SEX/DURATION :
-
multigenerations
-
TOXIC EFFECTS :
-
Reproductive - Effects on Newborn - weaning or lactation index (e.g., # alive at weaning per # alive at day 4)
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
DOSE :
-
212 mg/kg
-
SEX/DURATION :
-
female 14 day(s) pre-mating - 17 day(s) post-birth
-
TOXIC EFFECTS :
-
Reproductive - Effects on Newborn - biochemical and metabolic
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
DOSE :
-
1 gm/kg
-
SEX/DURATION :
-
female 7-16 day(s) after conception
-
TOXIC EFFECTS :
-
Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue) Reproductive - Specific Developmental Abnormalities - urogenital system
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
DOSE :
-
600 mg/kg
-
SEX/DURATION :
-
female 6-17 day(s) after conception
-
TOXIC EFFECTS :
-
Reproductive - Effects on Newborn - weaning or lactation index (e.g., # alive at weaning per # alive at day 4) Reproductive - Effects on Newborn - biochemical and metabolic
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
DOSE :
-
625 mg/kg
-
SEX/DURATION :
-
female 8-12 day(s) after conception
-
TOXIC EFFECTS :
-
Reproductive - Effects on Newborn - live birth index (measured after birth) Reproductive - Effects on Newborn - viability index (e.g., # alive at day 4 per # born alive)
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
DOSE :
-
910 ug/kg
-
SEX/DURATION :
-
female 13 week(s) pre-mating
-
TOXIC EFFECTS :
-
Reproductive - Maternal Effects - ovaries, fallopian tubes
-
TYPE OF TEST :
-
TDLo - Lowest published toxic dose
-
ROUTE OF EXPOSURE :
-
Oral
-
DOSE :
-
27562 ug/kg
-
SEX/DURATION :
-
female 66 day(s) pre-mating - 28 day(s) post-birth
-
TOXIC EFFECTS :
-
Reproductive - Effects on Newborn - weaning or lactation index (e.g., # alive at weaning per # alive at day 4)
-
TYPE OF TEST :
-
Mutation test systems - not otherwise specified
MUTATION DATA
-
TYPE OF TEST :
-
Mutation in mammalian somatic cells
-
TEST SYSTEM :
-
Rodent - hamster Lung
-
DOSE/DURATION :
-
6 mg/L
-
REFERENCE :
-
BLFSBY Basic Life Sciences. (Plenum Pub. Corp., 223 Spring St., New York, NY 10003) V.1- 1973- Volume(issue)/page/year: 39,359,1986 *** 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 0.002 mg/m3 (skin) 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 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: 20,155,1979 IARC Cancer Review:Human Inadequate Evidence IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,219,1987 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: 7,219,1987 TOXICOLOGY REVIEW RREVAH Residue Reviews. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) V.1- 1962- Volume(issue)/page/year: 56,107,1975 TOXICOLOGY REVIEW JAMAAP JAMA, Journal of the American Medical Association. (AMA, 535 N. Dearborn St., Chicago, IL 60610) V.1- 1883- Volume(issue)/page/year: 183,88,1963 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-FRANCE;Carcinogen JAN 1993 OEL-RUSSIA:STEL 0.9 mg/m3;Skin JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - A1753 No. of Facilities: 10 (estimated) No. of Industries: 2 No. of Occupations: 12 No. of Employees: 1038 (estimated) No. of Female Employees: 26 (estimated)
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