*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : TF6300000
CHEMICAL NAME : Phosphorothioic acid, O,O-diethyl
O-(3,5,6-trichloro-2-pyridyl) ester
CAS REGISTRY NUMBER : 2921-88-2
BEILSTEIN REFERENCE NO. : 1545756
LAST UPDATED : 199806
DATA ITEMS CITED : 64
MOLECULAR FORMULA : C9-H11-Cl3-N-O3-P-S
MOLECULAR WEIGHT : 350.59
WISWESSER LINE NOTATION : T6NJ BOPS&O2&O2 CG EG FG
COMPOUND DESCRIPTOR : Agricultural Chemical
Drug
Mutagen
Reproductive Effector
Human
SYNONYMS/TRADE NAMES :
* Brodan
* Chlorpyrifos
* Chlorpyrifos-ethyl
* Chlorpyriphos
* Chlorpyriphos-ethyl
* Detmol U.A.
* O,O-Diaethyl-O-3,5,6-trichlor-2-pyridylmonothiophosphat
* O,O-Diethyl O-3,5,6-trichloro-2-pyridyl phosphorothioate
* Dowco 179
* Dursban
* Dursban F
* ENT 27311
* Ethion, dry
* Lorsban
* Lorsban 50SL
* OMS-0971
* Piridane
* 2-Pyridinol, 3,5,6-trichloro-, O-ester with O,O-diethyl phosphorothioate
* Pyrinex
* Stipend
* Zidil
*** HEALTH HAZARD DATA ***
** ACUTE TOXICITY DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Human - man
DOSE/DURATION : 300 mg/kg
TOXIC EFFECTS :
Peripheral Nerve and Sensation - paresthesis
Behavioral - muscle weakness
Behavioral - coma
REFERENCE :
ARTODN Archives of Toxicology. (Springer-Verlag, Heidelberger Pl. 3, D-1000
Berlin 33, Fed. Rep. Ger.) V.32- 1974- Volume(issue)/page/year:
59,176,1986
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 82 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year:
14,515,1969
TYPE OF TEST : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE : Inhalation
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : >200 mg/m3/4H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PEMNDP Pesticide Manual. (The British Crop Protection Council, 20 Bridport
Rd., Thornton Heath CR4 7QG, UK) V.1- 1968- Volume(issue)/page/year:
9,166,1991
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 202 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year:
14,515,1969
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Unreported
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 150 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
30ZDA9 "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag
New York, Inc., 1971 Volume(issue)/page/year: -,339,1971
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 60 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPFCD2 Journal of Environmental Science and Health, Part B: Pesticides, Food
Contaminants, and Agricultural Wastes. (Marcel Dekker, 270 Madison Ave.,
New York, NY 10016) V.B11- 1976- Volume(issue)/page/year: 13,11,1978
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Administration onto the skin
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 120 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
YKYUA6 Yakkyoku. Pharmacy. (Nanzando, 4-1-11, Yushima, Bunkyo-ku, Tokyo,
Japan) V.1- 1950- Volume(issue)/page/year: 38,745,1987
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 192 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year:
65,144,1982
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rabbit
DOSE/DURATION : 1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
SPEADM Special Publication of the Entomological Society of America. (4603
Calvert Rd., College Park, MD 20740) Volume(issue)/page/year: 78-1,45,1978
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
REFERENCE :
GUCHAZ Guide to the Chemicals Used in Crop Protection. (Information Canada,
171 Slater St., Ottawa, Ont., Canada) Volume(issue)/page/year: 6,203,1973
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - guinea pig
DOSE/DURATION : 504 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FMCHA2 Farm Chemicals Handbook. (Meister Pub., 37841 Euclid Ave.,
Willoughy, OH 44094) Volume(issue)/page/year: -,C74,1991
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - guinea pig
DOSE/DURATION : 100 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JEENAI Journal of Economic Entomology. (Entomological Soc. of America, 4603
Calvert Rd., College Park, MD 20740) V.1- 1908- Volume(issue)/page/year:
60,733,1967
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Bird - pigeon
DOSE/DURATION : 10 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
ASTTA8 ASTM Special Technical Publication. (American Soc. for Testing
Materials, 1916 Race St., Philadelphia, PA 19103) No.1- 1911-
Volume(issue)/page/year: (680),157,1979
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Bird - chicken
DOSE/DURATION : 25400 ug/kg
TOXIC EFFECTS :
Peripheral Nerve and Sensation - flaccid paralysis without anesthesia
(usually neuromuscular blockage)
Behavioral - somnolence (general depressed activity)
Behavioral - convulsions or effect on seizure threshold
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year:
11,49,1967
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Bird - quail
DOSE/DURATION : 13300 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
ASTTA8 ASTM Special Technical Publication. (American Soc. for Testing
Materials, 1916 Race St., Philadelphia, PA 19103) No.1- 1911-
Volume(issue)/page/year: (680),157,1979
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Bird - duck
DOSE/DURATION : 76 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year:
20,57,1971
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Unreported
SPECIES OBSERVED : Mammal - species unspecified
DOSE/DURATION : 163 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JAFCAU Journal of Agricultural and Food Chemistry. (American Chemical Soc.,
Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC
20037) V.1- 1953- Volume(issue)/page/year: 27,712,1979
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Bird - wild bird species
DOSE/DURATION : 5 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year:
21,315,1972
** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 730 mg/kg/2Y-C
TOXIC EFFECTS :
Biochemical - Enzyme inhibition, induction, or change in blood or tissue
levels - true cholinesterase
REFERENCE :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For
publisher information, see FCTOD7. Volume(issue)/page/year: 12,47,1974
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 21840 ug/kg/28D-I
TOXIC EFFECTS :
Kidney, Ureter, Bladder - changes in tubules (including acute renal failure,
acute tubular necrosis)
Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
Biochemical - Enzyme inhibition, induction, or change in blood or tissue
levels - true cholinesterase
REFERENCE :
ESKHA5 Eisei Shikenjo Hokoku. Bulletin of the Institute of Hygienic
Sciences. (Kokuritsu Eisei Shikenjo Kagaku, 18-1 Bushitsu Johobu,
Setagaya-ku, Tokyo 158, Japan) V.1- 1886- Volume(issue)/page/year:
(106),48,1988
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 800 mg/kg/8W-I
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - miosis (pupillary constriction)
Behavioral - somnolence (general depressed activity)
Behavioral - tremor
REFERENCE :
TOXID9 Toxicologist. (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway,
Akron, OH 44311) V.1- 1981- Volume(issue)/page/year: 36(1,pt2),345,1997
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Mammal - dog
DOSE/DURATION : 2190 mg/kg/2Y-C
TOXIC EFFECTS :
Liver - changes in liver weight
Biochemical - Enzyme inhibition, induction, or change in blood or tissue
levels - true cholinesterase
REFERENCE :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For
publisher information, see FCTOD7. Volume(issue)/page/year: 12,47,1974
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Bird - chicken
DOSE/DURATION : 980 mg/kg/2W-C
TOXIC EFFECTS :
Nutritional and Gross Metabolic - weight loss or decreased weight gain
Related to Chronic Data - death
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year:
11,,49,1967
** REPRODUCTIVE DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE : 210 ug/kg
SEX/DURATION : female 1-7 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - Central Nervous System
REFERENCE :
VHTODE Veterinary and Human Toxicology. (American College of Veterinary and
Comparative Toxicology, Publication Office, Comparative Toxicology,
Manhattan, KS 66506) V.19- 1977- Volume(issue)/page/year: 34,498,1992
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE : 4500 ug/kg
SEX/DURATION : female 7-21 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - Central Nervous System
REFERENCE :
VHTODE Veterinary and Human Toxicology. (American College of Veterinary and
Comparative Toxicology, Publication Office, Comparative Toxicology,
Manhattan, KS 66506) V.19- 1977- Volume(issue)/page/year: 34,498,1992
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - rat
DOSE : 200 mL/kg
SEX/DURATION : female 12 day(s) after conception
TOXIC EFFECTS :
Reproductive - Maternal Effects - other effects
Reproductive - Specific Developmental Abnormalities - Central Nervous System
REFERENCE :
JTEHD6 Journal of Toxicology and Environmental Health. (Hemisphere Pub.,
1025 Vermont Ave., NW, Washington, DC 20005) V.1- 1975/76-
Volume(issue)/page/year: 44,189,1995
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - rat
DOSE : 50 mg/kg
SEX/DURATION : female 12-19 day(s) after conception
TOXIC EFFECTS :
Reproductive - Maternal Effects - other effects
Reproductive - Effects on Embryo or Fetus - other effects to embryo
REFERENCE :
PBBHAU Pharmacology, Biochemistry and Behavior. (ANKHO International Inc.,
P.O. Box 426, Fayetteville, NY 13066) V.1- 1973-
Volume(issue)/page/year: 53,771,1996
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - rat
DOSE : 200 mg/kg
SEX/DURATION : female 12-19 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight
gain)
Reproductive - Effects on Newborn - behavioral
REFERENCE :
PBBHAU Pharmacology, Biochemistry and Behavior. (ANKHO International Inc.,
P.O. Box 426, Fayetteville, NY 13066) V.1- 1973-
Volume(issue)/page/year: 53,771,1996
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE : 250 mg/kg
SEX/DURATION : female 6-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
e.g., stunted fetus)
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year:
54,31,1980
** MUTATION DATA **
TYPE OF TEST : Specific locus test
ROUTE OF EXPOSURE : Oral
TEST SYSTEM : Insect - Drosophila melanogaster
DOSE/DURATION : 50 ppb
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 279,15,1992
TYPE OF TEST : Sex chromosome loss and nondisjunction
ROUTE OF EXPOSURE : Oral
TEST SYSTEM : Insect - Drosophila melanogaster
DOSE/DURATION : 50 ppb
REFERENCE :
ENMUDM Environmental Mutagenesis. (New York, NY) V.1-9, 1979-87. For
publisher information, see EMMUEG. Volume(issue)/page/year: 5,835,1983
TYPE OF TEST : Sister chromatid exchange
TEST SYSTEM : Human Lymphocyte
DOSE/DURATION : 2 mg/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 102,89,1982
TYPE OF TEST : Cytogenetic analysis
TEST SYSTEM : Rodent - mouse Cells - not otherwise specified
DOSE/DURATION : 500 ug/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 279,165,1992
TYPE OF TEST : Sister chromatid exchange
TEST SYSTEM : Rodent - mouse Cells - not otherwise specified
DOSE/DURATION : 1 mg/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 279,165,1992
*** REVIEWS ***
ACGIH TLV-Not classifiable as a human 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 0.2 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
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:
50,1,1974
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:
46,1,1973
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:
63,1,1976
*** 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
*** OCCUPATIONAL EXPOSURE LIMITS ***
OEL-AUSTRALIA:TWA 0.2 mg/m3;STEL 0.6 mg/m3;Skin JAN 1993
OEL-BELGIUM:TWA 0.2 mg/m3;STEL 0.6 mg/m3;Skin JAN 1993
OEL-DENMARK:TWA 0.2 mg/m3;Skin JAN 1993
OEL-FINLAND:TWA 0.2 mg/m3;STEL 0.6 mg/m3;Skin JAN 1993
OEL-FRANCE:TWA 0.2 mg/m3;Skin JAN 1993
OEL-THE NETHERLANDS:TWA 0.2 mg/m3;Skin JAN 1993
OEL-SWITZERLAND:TWA 0.2 mg/m3;Skin JAN 1993
OEL-UNITED KINGDOM:TWA 0.2 mg/m3;STEL 0.6 mg/m3;Skin 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 CHLORPYRIFOS-air:10H TWA 0.2 mg/m3;STEL 0.6 mg/m3 (Sk)
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 - M4463
No. of Facilities: 753 (estimated)
No. of Industries: 1
No. of Occupations: 3
No. of Employees: 22523 (estimated)
NOHS - National Occupational Hazard Survey (1974)
NOHS Hazard Code - T0714
No. of Facilities: 7 (estimated)
No. of Industries: 1
No. of Occupations: 1
No. of Employees: 7 (estimated)
NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - M4463
No. of Facilities: 1276 (estimated)
No. of Industries: 4
No. of Occupations: 3
No. of Employees: 11404 (estimated)
No. of Female Employees: 842 (estimated)
*** STATUS IN U.S. ***
EPA GENETOX PROGRAM 1988, Positive: E coli polA without S9
EPA GENETOX PROGRAM 1988, Negative: In vitro UDS-human fibroblast; TRP
reversion
EPA GENETOX PROGRAM 1988, Negative: S cerevisiae-homozygosis
EPA GENETOX PROGRAM 1988, Inconclusive: Histidine reversion-Ames test
EPA GENETOX PROGRAM 1988, Inconclusive: D melanogaster Sex-linked lethal
EPA TSCA Section 8(d) unpublished health/safety studies
On EPA IRIS database
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998
NIOSH Analytical Method, 1994: Organophosphorus pesticides, 5600
OSHA ANALYTICAL METHOD #ID-62
*** END OF RECORD ***