Water

Names

[ Name ]:
Water

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

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

MSDS

Click to get detail MSDS

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

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 3303000000

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Related Compounds

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