*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : MW6825000 CHEMICAL NAME : Hydrocyanic acid CAS REGISTRY NUMBER : 74-90-8 BEILSTEIN REFERENCE NO. : 1718793 REFERENCE : 4-02-00-00050 (Beilstein Handbook Reference) LAST UPDATED : 199712 DATA ITEMS CITED : 81 MOLECULAR FORMULA : C-H-N MOLECULAR WEIGHT : 27.03 WISWESSER LINE NOTATION : H CN COMPOUND DESCRIPTOR : Agricultural Chemical Human SYNONYMS/TRADE NAMES : * Acide cyanhydrique * Acido cianidrico * Aero Liquid HCN * Blausaeure * Blauwzuur * Carbon hydride nitride (chn) * Cyaanwaterstof * Cyanwasserstoff * Cyclon * Cyclone B * Cyjanowodor * Evercyn * Formic anammonide * Formonitrile * Hydrogen cyanide * Prussic acid * Prussic acid, unstabilized * RCRA waste number P063 * Zaclondiscoids *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Human DOSE/DURATION : 570 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PCOC** Pesticide Chemicals Official Compendium, Association of the American Pesticide Control Officials, Inc., 1966. (Topeka, KS) Volume(issue)/page/year: -,596,1966 TYPE OF TEST : TCLo - Lowest published toxic concentration ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Human - man DOSE/DURATION : 500 mg/m3/3M-C TOXIC EFFECTS : Sense Organs and Special Senses (Eye) - mydriasis (pupillary dilation) Behavioral - coma Lungs, Thorax, or Respiration - respiratory depression REFERENCE : HUTODJ Human Toxicology. (Macmillan Press Ltd., Houndmills, Basingstoke, Hants., RG 21 2XS, UK) V.1- 1981- Volume(issue)/page/year: 3,57,1984 TYPE OF TEST : LCLo - Lowest published lethal concentration ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Human DOSE/DURATION : 120 mg/m3/1H TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 24,255,1942 TYPE OF TEST : LCLo - Lowest published lethal concentration ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Human DOSE/DURATION : 200 mg/m3/10M TOXIC EFFECTS : Behavioral - general anesthetic Lungs, Thorax, or Respiration - dyspnea Gastrointestinal - nausea or vomiting REFERENCE : WHOTAC World Health Organization, Technical Report Series. (WHO, 1211 Geneva, 27, Switzerland) No.1- 1950- Volume(issue)/page/year: -,30,1970 TYPE OF TEST : LCLo - Lowest published lethal concentration ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Human - man DOSE/DURATION : 400 mg/m3/2M TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 85GMAT "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982 Volume(issue)/page/year: -,75,1982 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Human DOSE/DURATION : 1 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : SCJUAD Science Journal. (London, UK) V.1-7, 1965-71. For publisher information, see NWSCAL. Volume(issue)/page/year: 3(4),33,1967 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Human - man DOSE/DURATION : 55 ug/kg TOXIC EFFECTS : Lungs, Thorax, or Respiration - respiratory stimulation REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: PB158-508 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Unreported SPECIES OBSERVED : Human - man DOSE/DURATION : 1471 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 85DCAI "Poisoning; Toxicology, Symptoms, Treatments," 2nd ed., Arena, J.M., Springfield, IL, C.C. Thomas, 1970 Volume(issue)/page/year: 2,73,1970 TYPE OF TEST : LC50 - Lethal concentration, 50 percent kill ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 160 ppm/30M TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 9,236,1987 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 810 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD-A028-501 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 3700 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : APFRAD Annales Pharmaceutiques Francaises. (SPPIF, B.P.22, F-41353 Vineuil, France) V.1- 1943- Volume(issue)/page/year: 19,740,1961 TYPE OF TEST : LC50 - Lethal concentration, 50 percent kill ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 323 ppm/5M 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: 42,417,1977 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 2990 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : BJPCAL British Journal of Pharmacology and Chemotherapy. (London, UK) V.1-33, 1946-68. For publisher information, see BJPCBM. Volume(issue)/page/year: 23,455,1964 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 3 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : HBAMAK "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." (Leipzig, Ger. Dem. Rep.) Volume(issue)/page/year: 4,1340,1935 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 990 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD-A028-501 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intramuscular SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 2700 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : BJPCAL British Journal of Pharmacology and Chemotherapy. (London, UK) V.1-33, 1946-68. For publisher information, see BJPCBM. Volume(issue)/page/year: 23,455,1964 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Mammal - dog DOSE/DURATION : 4 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : HBAMAK "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." (Leipzig, Ger. Dem. Rep.) Volume(issue)/page/year: 4,1340,1935 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Mammal - dog DOSE/DURATION : 1700 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : HBAMAK "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." (Leipzig, Ger. Dem. Rep.) Volume(issue)/page/year: 4,1340,1935 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Mammal - dog DOSE/DURATION : 1340 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD-A028-501 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Primate - monkey DOSE/DURATION : 1300 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD-A028-501 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Mammal - cat DOSE/DURATION : 1100 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : HBAMAK "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." (Leipzig, Ger. Dem. Rep.) Volume(issue)/page/year: 4,1340,1935 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Mammal - cat DOSE/DURATION : 810 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD-A028-501 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 4 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : HBAMAK "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." (Leipzig, Ger. Dem. Rep.) Volume(issue)/page/year: 4,1340,1935 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 1570 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : BJPCAL British Journal of Pharmacology and Chemotherapy. (London, UK) V.1-33, 1946-68. For publisher information, see BJPCBM. Volume(issue)/page/year: 23,455,1964 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 2500 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : BJPCAL British Journal of Pharmacology and Chemotherapy. (London, UK) V.1-33, 1946-68. For publisher information, see BJPCBM. Volume(issue)/page/year: 23,455,1964 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 660 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD-A028-501 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intramuscular SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 486 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JACTDZ Journal of the American College of Toxicology. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-12, 1982-1993. Discontinued. Volume(issue)/page/year: 1(3),120,1982 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Ocular SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 1040 ug/kg TOXIC EFFECTS : Sense Organs and Special Senses (Eye) - effect, not otherwise specified Behavioral - ataxia Lungs, Thorax, or Respiration - respiratory stimulation REFERENCE : JTOTDO Journal of Toxicology, Cutaneous and Ocular Toxicology. (Marcel Dekker, 270 Madison Ave., New York, NY 10016) V.1- 1982- Volume(issue)/page/year: 2,119,1983 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Mammal - pig DOSE/DURATION : 2 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : AEHLAU Archives of Environmental Health. (Heldref Pub., 4000 Albemarle St., NW, Washington, DC 20016) V.1- 1960- Volume(issue)/page/year: 22,496,1971 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - guinea pig DOSE/DURATION : 100 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : HBAMAK "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." (Leipzig, Ger. Dem. Rep.) Volume(issue)/page/year: 4,1340,1935 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - guinea pig DOSE/DURATION : 1430 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD-A028-501 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Bird - pigeon DOSE/DURATION : 14 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FDWU** "Ueber die Wirkung Verschiedener Gifte Auf Vogel, Dissertation," Forchheimer, L., Pharmakologischen Institut der Universitat Wurzburg, Fed. Rep. Ger., 1931 Volume(issue)/page/year: -,-,1931 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Bird - pigeon DOSE/DURATION : 2150 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FDWU** "Ueber die Wirkung Verschiedener Gifte Auf Vogel, Dissertation," Forchheimer, L., Pharmakologischen Institut der Universitat Wurzburg, Fed. Rep. Ger., 1931 Volume(issue)/page/year: -,-,1931 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Intramuscular SPECIES OBSERVED : Bird - pigeon DOSE/DURATION : 1500 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FDWU** "Ueber die Wirkung Verschiedener Gifte Auf Vogel, Dissertation," Forchheimer, L., Pharmakologischen Institut der Universitat Wurzburg, Fed. Rep. Ger., 1931 Volume(issue)/page/year: -,-,1931 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Bird - duck DOSE/DURATION : 3280 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FDWU** "Ueber die Wirkung Verschiedener Gifte Auf Vogel, Dissertation," Forchheimer, L., Pharmakologischen Institut der Universitat Wurzburg, Fed. Rep. Ger., 1931 Volume(issue)/page/year: -,-,1931 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Amphibian - frog DOSE/DURATION : 60 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : HBAMAK "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." (Leipzig, Ger. Dem. Rep.) Volume(issue)/page/year: 4,1340,1935 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Mammal - domestic DOSE/DURATION : 660 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: PB158-508 TYPE OF TEST : LCLo - Lowest published lethal concentration ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Mammal - species unspecified DOSE/DURATION : 200 ppm/5M TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. (Berlin, Ger.) V.110-253, 1925-66. For publisher information, see NSAPCC. Volume(issue)/page/year: 138,65,1928 TYPE OF TEST : LCLo - Lowest published lethal concentration ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Mammal - species unspecified DOSE/DURATION : 36 ppm/2H TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : TABIA2 Tabulae Biologicae. (The Hague, Netherlands) V.1-22, 1925-63. Discontinued. Volume(issue)/page/year: 3,231,1933 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Bird - domestic DOSE/DURATION : 600 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FDWU** "Ueber die Wirkung Verschiedener Gifte Auf Vogel, Dissertation," Forchheimer, L., Pharmakologischen Institut der Universitat Wurzburg, Fed. Rep. Ger., 1931 Volume(issue)/page/year: -,-,1931 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Bird - wild bird species DOSE/DURATION : 7500 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FDWU** "Ueber die Wirkung Verschiedener Gifte Auf Vogel, Dissertation," Forchheimer, L., Pharmakologischen Institut der Universitat Wurzburg, Fed. Rep. Ger., 1931 Volume(issue)/page/year: -,-,1931 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Bird - wild bird species DOSE/DURATION : 100 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FDWU** "Ueber die Wirkung Verschiedener Gifte Auf Vogel, Dissertation," Forchheimer, L., Pharmakologischen Institut der Universitat Wurzburg, Fed. Rep. Ger., 1931 Volume(issue)/page/year: -,-,1931 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Bird - domestic DOSE/DURATION : 100 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : HBAMAK "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." (Leipzig, Ger. Dem. Rep.) Volume(issue)/page/year: 4,1340,1935 *** REVIEWS *** ACGIH TLV-CL 5 mg/m3 (4.7 ppm) (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 EVHPAZ EHP, Environmental Health Perspectives. (U.S. Government Printing Office, Supt of Documents, Washington, DC 20402) No.1- 1972- Volume(issue)/page/year: 11,163,1975 TOXICOLOGY REVIEW FNSCA6 Forensic Science. (Lausanne, Switzerland) V.1-11, 1972-78. For pub lisher information, see FSINDR. Volume(issue)/page/year: 2,67,1973 TOXICOLOGY REVIEW JOCMA7 Journal of Occupational Medicine. (Chicago, IL) V.1-9, 1957-67. For publisher information, see:JJOMDZ Volume(issue)/page/year: 1,281,1959 *** U.S. STANDARDS AND REGULATIONS *** OSHA PEL (Gen Indu):8H TWA 10 ppm (11 mg/m3) (skin) 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 10 ppm (11 mg/m3) (skin) 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 10 ppm (11 mg/m3) (skin) 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 10 ppm (11 mg/m3) (skin) 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-ARAB Republic of Egypt:TWA 10 ppm (10 mg/m3) JAN 1993 OEL-AUSTRALIA:TWA 10 ppm (10 mg/m3);Skin JAN 1993 OEL-AUSTRIA:TWA 10 ppm (11 mg/m3);Skin JAN 1993 OEL-DENMARK:TWA 5 ppm (5 mg/m3);Skin JAN 1993 OEL-FINLAND:STEL 10 ppm (11 mg/m3);Skin JAN 1993 OEL-FRANCE:TWA 2 ppm (2 mg/m3);STEL 10 ppm (10 mg/m3) JAN 1993 OEL-GERMANY:TWA 10 ppm (11 mg/m3);Skin JAN 1993 OEL-HUNGARY:TWA 0.3 mg/m3;STEL 0.6 mg/m3;Skin JAN 1993 OEL-JAPAN:TWA 10 ppm (11 mg/m3);Skin JAN 1993 OEL-THE NETHERLANDS:TWA 10 ppm (11 mg/m3);Skin JAN 1993 OEL-THE PHILIPPINES:TWA 10 ppm (11 mg/m3);Skin JAN 1993 OEL-POLAND:TWA 0.3 mg/m3 JAN 1993 OEL-RUSSIA:TWA 10 ppm;STEL 0.3 mg/m3 JAN 1993 OEL-SWEDEN:STEL 5 mg/m3;Skin JAN 1993 OEL-SWITZERLAND:TWA 10 ppm (11 mg/m3);STEL 20 ppm;Skin JAN 1993 OEL-THAILAND:TWA 10 ppm (11 mg/m3) JAN 1993 OEL-TURKEY:TWA 10 ppm (11 mg/m3);Skin JAN 1993 OEL-UNITED KINGDOM:STEL 10 ppm (10 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 HYDROGEN CYANIDE-air:STEL 4.7 ppm (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 - 38530 No. of Facilities: 461 (estimated) No. of Industries: 14 No. of Occupations: 17 No. of Employees: 2137 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 38530 No. of Facilities: 91 (estimated) No. of Industries: 13 No. of Occupations: 57 No. of Employees: 3994 (estimated) No. of Female Employees: 254 (estimated) *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY EPA TSCA Section 8(d) unpublished health/safety studies EPA TSCA Section 8(e) Risk Notification, 8EHQ-0892-9215 On EPA IRIS database EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 NIOSH Analytical Method, 1994: Cyanides (aerosol and gas), 7904 NIOSH Analytical Method, 1994: Hydrogen cyanide, 6010 *** END OF RECORD ***