Oxygen
Suppliers
Names
[ CAS No. ]:
7782-44-7
[ Name ]:
Oxygen
[Synonym ]:
oxygen-16
peroxide radical
Oxygen
hyperoxia
hydroperoxide radical
oxygengas
hydroperoxo radical
MFCD00011434
oxigeno
hydroperoxyl radical
lox
oxygene
perhydroxyl radical
pureoxygen
hydroperoxy radical
EINECS 231-956-9
Dioxygen
peroxyl radical
Chemical & Physical Properties
[ Density]:
1.429(0℃)
[ Boiling Point ]:
−183 °C(lit.)
[ Melting Point ]:
−218 °C(lit.)
[ Molecular Formula ]:
O2
[ Molecular Weight ]:
31.99880
[ Flash Point ]:
none
[ Exact Mass ]:
31.98980
[ PSA ]:
34.14000
[ LogP ]:
0.06700
[ Vapour density ]:
1.11 (vs air)
[ Vapour Pressure ]:
3.27E-25mmHg at 25°C
[ Index of Refraction ]:
1.776
[ Stability ]:
Stable. Vigorously supports combustion. Incompatible with phosphorus, organic materials, many powdered metals.
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- RS2060000
- CHEMICAL NAME :
- Oxygen
- CAS REGISTRY NUMBER :
- 7782-44-7
- LAST UPDATED :
- 199710
- DATA ITEMS CITED :
- 23
- MOLECULAR FORMULA :
- O2
- MOLECULAR WEIGHT :
- 32.00
- WISWESSER LINE NOTATION :
- .O2
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- TCLo - Lowest published toxic concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Human
- DOSE/DURATION :
- 100 pph/14H
- TOXIC EFFECTS :
- Lungs, Thorax, or Respiration - cough Lungs, Thorax, or Respiration - other changes
- TYPE OF TEST :
- TCLo - Lowest published toxic concentration
- ROUTE OF EXPOSURE :
- Inhalation
- DOSE :
- 12 pph/10M
- SEX/DURATION :
- female 26-39 week(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - cardiovascular (circulatory) system
- TYPE OF TEST :
- TCLo - Lowest published toxic concentration
- ROUTE OF EXPOSURE :
- Inhalation
- DOSE :
- 10 pph/12H
- SEX/DURATION :
- female 22 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - respiratory system
- TYPE OF TEST :
- TCLo - Lowest published toxic concentration
- ROUTE OF EXPOSURE :
- Inhalation
- DOSE :
- 10 pph/9H
- SEX/DURATION :
- female 22 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - respiratory system Reproductive - Effects on Newborn - physical
- TYPE OF TEST :
- TCLo - Lowest published toxic concentration
- ROUTE OF EXPOSURE :
- Inhalation
- DOSE :
- 10 pph/24H
- SEX/DURATION :
- female 8 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - skin and skin appendages
MUTATION DATA
- TYPE OF TEST :
- Cytogenetic analysis
- TEST SYSTEM :
- Bird - chicken Embryo
- DOSE/DURATION :
- 80 pph
- REFERENCE :
- ACATA5 Acta Anatomica. (S. Karger Pub., Inc., 79 Fifth Ave., New York, NY 10003) V.1- 1945- Volume(issue)/page/year: 94,520,1976 *** REVIEWS *** TOXICOLOGY REVIEW FEPRA7 Federation Proceedings, Federation of American Societies for Experimental Biology. (Bethesda, MD) V.1-46, 1942-87. Volume(issue)/page/year: 35,89,1976 TOXICOLOGY REVIEW CEFYAD Ceskoslovenska Fysiologie. (Academia, Vodickova 40, 112 29 Prague 1, Czechoslovakia) V.1- 1952- Volume(issue)/page/year: 23,513,1974 TOXICOLOGY REVIEW PTPBD7 Pharmacology and Therapeutics, Part B: General and Systematic Pharmacology. (Oxford, UK) V.1-3, 1975-78. For publisher information, see PHTHDT. Volume(issue)/page/year: 1,731,1975 TOXICOLOGY REVIEW 32RWA4 "Free Radicals in Biology," Pryor, W.A., ed., V.1- , New York, Academic Press, Inc., 1976- Volume(issue)/page/year: 1,239,1976 TOXICOLOGY REVIEW ANESAV Anesthesiology. (Lippincott/Harper, Journal Fulfillment Dept., 2350 Virginia Ave., Hagerstown, MD 21740) V.1- 1940- Volume(issue)/page/year: 37,210,1972 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M0006 No. of Facilities: 917 (estimated) No. of Industries: 23 No. of Occupations: 33 No. of Employees: 9677 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M0006 No. of Facilities: 7113 (estimated) No. of Industries: 81 No. of Occupations: 90 No. of Employees: 189129 (estimated) No. of Female Employees: 87473 (estimated)
Safety Information
[ Hazard Codes ]:
O
[ Risk Phrases ]:
R8
[ Safety Phrases ]:
S17-S45-S36/37/39-S26-S61
[ RIDADR ]:
UN 1072 2.2
[ WGK Germany ]:
-
[ RTECS ]:
RS2060000
[ Hazard Class ]:
2.2
[ HS Code ]:
2804400000
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2804400000