Water

Modify Date: 2024-01-02 14:04:29

Water Structure
Water structure
Common Name Water
CAS Number 7732-18-5 Molecular Weight 18.015
Density 1.0±0.1 g/cm3 Boiling Point 100.0±9.0 °C at 760 mmHg
Molecular Formula H2O Melting Point 0 ºC
MSDS Chinese USA Flash Point 100°C

 Names

Name Water
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.0±0.1 g/cm3
Boiling Point 100.0±9.0 °C at 760 mmHg
Melting Point 0 ºC
Molecular Formula H2O
Molecular Weight 18.015
Flash Point 100°C
Exact Mass 18.010565
PSA 9.23000
LogP -1.38
Vapour density <1 (vs air)
Vapour Pressure 24.5±0.3 mmHg at 25°C
Index of Refraction 1.329
Storage condition 11
Stability Stable. Incompatible with reactive metals.
Water Solubility H2O: 1 M at 20 °C, clear, colorless

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
ZC0110000
CHEMICAL NAME :
Water
CAS REGISTRY NUMBER :
7732-18-5
LAST UPDATED :
199710
DATA ITEMS CITED :
20
MOLECULAR FORMULA :
H2-O
MOLECULAR WEIGHT :
18.02
WISWESSER LINE NOTATION :
QH

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human - infant
DOSE/DURATION :
333 gm/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Gastrointestinal - hypermotility, diarrhea Nutritional and Gross Metabolic - body temperature increase
REFERENCE :
ADCHAK Archives of Disease in Childhood. (British Medical Journal, POB 560B, Kennebunkport, ME 04046) V.1- 1926- Volume(issue)/page/year: 54,551,1979
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human - man
DOSE/DURATION :
42.86 gm/kg
TOXIC EFFECTS :
Behavioral - tremor Behavioral - muscle contraction or spasticity
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 29,135,1926
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Rectal
SPECIES OBSERVED :
Human - woman
DOSE/DURATION :
180 gm/kg/28H
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - mydriasis (pupillary dilation) Behavioral - convulsions or effect on seizure threshold Gastrointestinal - nausea or vomiting
REFERENCE :
JAMAAP JAMA, Journal of the American Medical Association. (AMA, 535 N. Dearborn St., Chicago, IL 60610) V.1- 1883- Volume(issue)/page/year: 104,1569,1935
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>90 mL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FOREAE Food Research. (Champaign, IL) V.1-25, 1936-60. For publisher information, see JFDSAZ. Volume(issue)/page/year: 21,348,1956
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
190 gm/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: AD628-313
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
25 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
MIVRA6 Microvascular Research. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1968- Volume(issue)/page/year: 8,320,1974
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
629 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 29,135,1926
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - cat
DOSE/DURATION :
320 gm/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 29,135,1926
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
368 gm/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 29,135,1926
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
13 gm/kg
TOXIC EFFECTS :
Blood - other hemolysis with or without anemia
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 29,135,1926
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Rectal
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
450 gm/kg
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - mydriasis (pupillary dilation) Behavioral - muscle contraction or spasticity Gastrointestinal - changes in structure or function of salivary glands
REFERENCE :
JAMAAP JAMA, Journal of the American Medical Association. (AMA, 535 N. Dearborn St., Chicago, IL 60610) V.1- 1883- Volume(issue)/page/year: 104,1569,1935
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
429 gm/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 29,135,1926 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
3502 gm/kg/2W-I
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - muscle weakness Related to Chronic Data - death
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 29,135,1926 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M1000 No. of Facilities: 436805 (estimated) No. of Industries: 561 No. of Occupations: 294 No. of Employees: 7313166 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M1000 No. of Facilities: 313467 (estimated) No. of Industries: 500 No. of Occupations: 324 No. of Employees: 8785413 (estimated) No. of Female Employees: 3032116 (estimated)

 Safety Information

Personal Protective Equipment Eyeshields;Gloves
Hazard Codes Xn:Harmful
Risk Phrases R36/38
Safety Phrases S26
RIDADR UN 1824 8/PG 2
WGK Germany 1
RTECS WB4900000
HS Code 3303000000

 Customs

HS Code 3303000000

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 Synonyms

Water,purified
Dihydrogen oxide
H2O
DHMO
Diprotium oxide
MFCD00003548
Distilled water
EINECS 231-791-2
Water vapor
Dihydrogen Monoxide
MFCD00011332
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