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7440-57-5

7440-57-5 structure
7440-57-5 structure

Name gold atom
Synonyms AUROUS
Gold
AURIC
EINECS 231-165-9
Au
MFCD00003436
Glod
gold-197
E 175
Density 19.3 g/mL at 25 °C(lit.)
Boiling Point 2808 °C(lit.)
Melting Point 1063 °C(lit.)
Molecular Formula Au
Molecular Weight 196.967
Flash Point 4 °C
Exact Mass 196.966507
Index of Refraction n20/589.3 1.523
Storage condition 2-8°C
Stability Stable. May react with halogens, strong oxidizing agents, ammonia, hydrogen peroxide. Reaction with ammonia or hydrogen peroxide may form explosive materials.
Water Solubility H2O: soluble

CHEMICAL IDENTIFICATION

RTECS NUMBER :
MD5070000
CHEMICAL NAME :
GOLD
CAS REGISTRY NUMBER :
7440-57-5
LAST UPDATED :
199710
DATA ITEMS CITED :
12
MOLECULAR FORMULA :
Au
MOLECULAR WEIGHT :
196.97
WISWESSER LINE NOTATION :
.AU

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
58 mg/kg
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - acute pulmonary edema Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
ZEKBAI Zeitschrift fuer Krebsforschung. (Berlin, Fed. Rep. Ger.) V.1-75, 1903-71. For publisher information, see JCROD7. Volume(issue)/page/year: 63,586,1960 ** TUMORIGENIC DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Implant
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
200 mg/kg
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application
REFERENCE :
NATWAY Naturwissenschaften. (Springer-Verlag, Heidelberger Platz 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.1- 1913- Volume(issue)/page/year: 42,75,1955
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Implant
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
21 gm/kg
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application
REFERENCE :
NATWAY Naturwissenschaften. (Springer-Verlag, Heidelberger Platz 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.1- 1913- Volume(issue)/page/year: 42,75,1955
TYPE OF TEST :
TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE :
Implant
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
4730 mg/kg
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application
REFERENCE :
NATWAY Naturwissenschaften. (Springer-Verlag, Heidelberger Platz 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.1- 1913- Volume(issue)/page/year: 42,75,1955 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - T0367 No. of Facilities: 80 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 174 (estimated) NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 35455 No. of Facilities: 1230 (estimated) No. of Industries: 18 No. of Occupations: 25 No. of Employees: 9464 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2971 No. of Facilities: 3 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 6 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X7506 No. of Facilities: 225 (estimated) No. of Industries: 4 No. of Occupations: 10 No. of Employees: 2626 (estimated) No. of Female Employees: 108 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 35455 No. of Facilities: 2595 (estimated) No. of Industries: 27 No. of Occupations: 39 No. of Employees: 30128 (estimated) No. of Female Employees: 5425 (estimated)
Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xi,Xn,F
Risk Phrases R36/38
Safety Phrases S26-S36/37/39-S45-S62-S36/37
RIDADR UN 1789 8/PG 3
WGK Germany 3
RTECS MD5420000
Packaging Group II
Hazard Class 6.1