*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : RA0760000
CHEMICAL NAME : Nitrous acid
CAS REGISTRY NUMBER : 7782-77-6
LAST UPDATED : 199710
DATA ITEMS CITED : 36
MOLECULAR FORMULA : H-N-O2
MOLECULAR WEIGHT : 47.02
WISWESSER LINE NOTATION : ..H..N-O2
COMPOUND DESCRIPTOR : Mutagen
SYNONYMS/TRADE NAMES :
* Kyselina dusite
* Nitrosyl hydroxide
*** HEALTH HAZARD DATA ***
** MUTATION DATA **
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Bacteria - Salmonella typhimurium
DOSE/DURATION : 10 pph
REFERENCE :
AGACBH Agents and Actions, A Swiss Journal of Pharmacology. (Birkhaeuser
Verlag, POB 133, CH-4010 Basel, Switzerland) V.1- 1969/70-
Volume(issue)/page/year: 4,286,1974
TYPE OF TEST : DNA repair
TEST SYSTEM : Bacteria - Salmonella typhimurium
DOSE/DURATION : 10 pph
REFERENCE :
AGACBH Agents and Actions, A Swiss Journal of Pharmacology. (Birkhaeuser
Verlag, POB 133, CH-4010 Basel, Switzerland) V.1- 1969/70-
Volume(issue)/page/year: 4,286,1974
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Bacteria - Escherichia coli
DOSE/DURATION : 10 pph
REFERENCE :
AGACBH Agents and Actions, A Swiss Journal of Pharmacology. (Birkhaeuser
Verlag, POB 133, CH-4010 Basel, Switzerland) V.1- 1969/70-
Volume(issue)/page/year: 4,286,1974
TYPE OF TEST : DNA repair
TEST SYSTEM : Bacteria - Escherichia coli
DOSE/DURATION : 10 pph
REFERENCE :
AGACBH Agents and Actions, A Swiss Journal of Pharmacology. (Birkhaeuser
Verlag, POB 133, CH-4010 Basel, Switzerland) V.1- 1969/70-
Volume(issue)/page/year: 4,286,1974
TYPE OF TEST : DNA damage
TEST SYSTEM : Bacteria - Escherichia coli
DOSE/DURATION : 25 mmol/L
REFERENCE :
JOBAAY Journal of Bacteriology. (American Soc. for Microbiology, 1913 I
St., NW, Washington, DC 20006) V.1- 1916- Volume(issue)/page/year:
142,335,1980
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Bacteria - Haemophilus influenzae
DOSE/DURATION : 13 mmol/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 30,9,1975
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Microorganism - not otherwise specified
DOSE/DURATION : 33 mmol/L/10M (Continuous)
REFERENCE :
MMAPAP Mycopathologia et Mycologia Applicata. (The Hague, Netherlands)
V.5-54(4), 1950-74. For publisher information, see MYCPAH.
Volume(issue)/page/year: 49,205,1973
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Microorganism - not otherwise specified
DOSE/DURATION : 10 mmol/L
REFERENCE :
FOMIAZ Folia Microbiologica (Prague). (Academia, Vodickova 40, 112 29
Prague 1, Czechoslavakia) V.4- 1959- Volume(issue)/page/year:
22,286,1977
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Microorganism - not otherwise specified
DOSE/DURATION : 200 mmol/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 23,5,1974
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Microorganism - not otherwise specified
DOSE/DURATION : 1 mol/L
REFERENCE :
IVRYAK Intervirology. (S. Karger Pub., Inc., 79 Fifth Ave., New York, NY
10003) V.1- 1973- Volume(issue)/page/year: 10,181,1978
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Microorganism - not otherwise specified
DOSE/DURATION : 2500 ppm
REFERENCE :
VIRLAX Virology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802)
V.1- 1955- Volume(issue)/page/year: 76,164,1977
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Microorganism - not otherwise specified
DOSE/DURATION : 1 gm/L
REFERENCE :
JANTAJ Journal of Antibiotics. (Japan Antibiotics Research Assoc., 2-20-8
Kamiosaki, Shinagawa-ku, Tokyo, 141, Japan) V.2-5, 1948-52; V.21- 1968-
Volume(issue)/page/year: 31,662,1978
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Microorganism - not otherwise specified
DOSE/DURATION : 300 mmol/L
REFERENCE :
MGGEAE Molecular and General Genetics. (Springer-Verlag, Heidelberger Pl.
3, D-1000 Berlin 33, Fed. Rep. Ger.) V.99- 1967-
Volume(issue)/page/year: 179,191,1980
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Microorganism - not otherwise specified
DOSE/DURATION : 20 mmol/L
REFERENCE :
EJMBA2 Egyptian Journal of Microbiology. (National Information and
Documentation Centre, A1-Tahrir St., Awqaf P.O. Dokki, Cairo, Egypt) V.7-
1972- Volume(issue)/page/year: 16,133,1981
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Microorganism - not otherwise specified
DOSE/DURATION : 10 mmol/L
REFERENCE :
EJMBA2 Egyptian Journal of Microbiology. (National Information and
Documentation Centre, A1-Tahrir St., Awqaf P.O. Dokki, Cairo, Egypt) V.7-
1972- Volume(issue)/page/year: 15,113,1980
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Microorganism - not otherwise specified
DOSE/DURATION : 50 mmol/L/5M
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 7,19,1969
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Microorganism - not otherwise specified
DOSE/DURATION : 30 mmol/L
REFERENCE :
IJEBA6 Indian Journal of Experimental Biology. (Publications & Information
Directorate, CSIR, Hillside Rd., New Delhi 110 012, India) V.1- 1963-
Volume(issue)/page/year: 15,1068,1977
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Microorganism - not otherwise specified
DOSE/DURATION : 3500 umol/L
REFERENCE :
FOMIAZ Folia Microbiologica (Prague). (Academia, Vodickova 40, 112 29
Prague 1, Czechoslavakia) V.4- 1959- Volume(issue)/page/year:
21,455,1976
TYPE OF TEST : Phage inhibition capacity
TEST SYSTEM : Microorganism - not otherwise specified
DOSE/DURATION : 50 mmol/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 1,355,1964
TYPE OF TEST : Phage inhibition capacity
TEST SYSTEM : Microorganism - not otherwise specified
DOSE/DURATION : 1 mmol/L
REFERENCE :
BAPBAN Bulletin de l'Academie Polonaise des Sciences, Series des Sciences
Biologiques. (Warsaw, Poland) V.5-30, 1957-82. For publisher information,
see BPABEN. Volume(issue)/page/year: 18,445,1970
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Mold - Neurospora crassa
DOSE/DURATION : 5 mmol/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 12,129,1971
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Yeast - Saccharomyces cerevisiae
DOSE/DURATION : 17 mmol/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 2,403,1965
TYPE OF TEST : Gene conversion and mitotic recombination
TEST SYSTEM : Yeast - Saccharomyces cerevisiae
DOSE/DURATION : 10 pph
REFERENCE :
AGACBH Agents and Actions, A Swiss Journal of Pharmacology. (Birkhaeuser
Verlag, POB 133, CH-4010 Basel, Switzerland) V.1- 1969/70-
Volume(issue)/page/year: 4,286,1974
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Mold - Aspergillus nidulans
DOSE/DURATION : 50 mmol/L
REFERENCE :
GENTAE Genetics. (Genetics Business Office, POB 64025, Baltimore, MD 21264)
V.1- 1916- Volume(issue)/page/year: 63,317,1969
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Yeast - Schizosaccharomyces pombe
DOSE/DURATION : 10 mmol/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 4,441,1967
TYPE OF TEST : DNA repair
TEST SYSTEM : Yeast - Schizosaccharomyces pombe
DOSE/DURATION : 132 umol/L
REFERENCE :
CNJGA8 Canadian Journal of Genetics and Cytology. (National Research
Council of Canada, Publication Sales and Distribution, Ottawa ON K1A OR6,
Canada) V.1- 1959- Volume(issue)/page/year: 24,771,1982
*** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***
NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - X7143
No. of Facilities: 7 (estimated)
No. of Industries: 1
No. of Occupations: 1
No. of Employees: 28 (estimated)
No. of Female Employees: 7 (estimated)
*** STATUS IN U.S. ***
EPA GENETOX PROGRAM 1988, Positive: Aspergillus-forward mutation; N
crassa-forward mutation
EPA GENETOX PROGRAM 1988, Positive: N crassa-reversion; E coli polA without
S9
EPA GENETOX PROGRAM 1988, Positive: S cerevisiae gene conversion
EPA GENETOX PROGRAM 1988, Positive: S cerevisiae-forward mutation; S
cerevisiae-homozygosis
EPA GENETOX PROGRAM 1988, Positive: S cerevisiae-reversion; S pombe-forward
mutation
EPA GENETOX PROGRAM 1988, Positive: S pombe-reversion
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA Section 8(d) unpublished health/safety studies
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998
*** END OF RECORD ***
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