Henan Tianfu Chemical Co., Ltd.
China
Product Name: silver Nanoparticles
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

7440-22-4

7440-22-4 structure

Name: Silver
Chemical Name: silver atom
CAS Number: 7440-22-4
Molecular Formula: Ag
Molecular Weight: 107.868
Catalog: Inorganic chemical industry Simple substance
Create Date: 2018-02-06 08:00:00
Modify Date: 2026-06-30 15:51:50

Name	silver atom
Synonyms	Silver plate, 3.175mm (0.125 in.) thick Silver plasma standd solution, Ag 10000μg/mL Silver foil, 0.127mm (0.005 in.) thick, Annealed, Temper: soft 4-methyl-5-nitro-1,3-diaza-2-azanidacyclopenta-3,5-diene Silver, Hd Silver tubing, OD: 6.35mm (0.25 in.) ID: 5.84mm (0.230 in.), Temper: as drawn Silver conductive coating, Sheet resistance 0.015 ohms/sque in./mil (25μm) Silver shot, 1 to 5mm (0.04 to 0.2 in.) EINECS 231-131-3 Silver foil, 0.25mm (0.01 in.) thick, Annealed, Temper: soft DK101-3 Silver nanopticles (30nm, 0.02mg/ml in 2mM sodium citrate, abs. max. 410nm) reactant free Silver nanopticles (40nm, 0.02mg/ml in 2mM sodium citrate, abs. max. 416nm) reactant free Silver nanopticles (50nm, 0.02mg/ml in 2mM sodium citrate, abs. max. 425nm) reactant free silver(0) Silver, 1/2 Hd silver Silver rod, 3.175mm (0.125 in.) dia., Hd Silver wire, 2.0mm (0.08 in.) dia., Annealed, Temper: soft Silver, (1ea =r) Silver nanopticles, 10nm, supplied in 2mM citrate, conjugated to Protein A Silver Wire/Dia.0.050mm Silver, AAS standd solution, Ag 1000μg/mL Ag Silver shot Silver, Annealed Silver nanopticles (80nm, 0.02mg/ml in 2mM sodium citrate, abs. max. 457nm) reactant free Nano sliver conductive ink, 25 wt.% dispersion in terpineol mixed solvents, diam.: nm Silver Foil/0.020x100x100mm Silver, Reference Standd Solution, 1000ppm ± Silver nanopticles (60nm, 0.02mg/ml in 2mM sodium citrate, abs. max. 430nm) reactant free Silver wire, 2.0mm (0.08 in.) dia., Hd Silver Oil based standd solution, Ag 1000μg/g MFCD00003397 Silver shot, 1 to 3mm (0.04 to 0.1 in.) Silver Silver metal wire Silver (metal) powder Silver (metal) foil Silver wire Silver nanopticles (20nm, 0.02mg/ml in 2mM sodium citrate, abs. max. 405nm) reactant free Silver nanopticles (100nm, 0.02mg/ml in 2mM sodium citrate, abs. max. 490nm) reactant free Silver wire gauze Silver nanopticles (10nm, 0.02mg/ml in 2mM sodium citrate, abs. max. nm) reactant free 4-(4-methylphenyl)pentanoate Silver tubing, OD: 6.35mm (0.25 in.) ID: 4.35mm (0.171 in.), Temper: as drawn Silver Wire/Dia.0.025mm Silver foil, 0.28mm (0.011 in.) thick, Annealed, Temper: soft Silver slug, 6.35mm (0.25 in.) dia. x 6.35mm (0.25 in.) length Silver nanopticles Silver, (1ea = 10.4) Silver wire, 0.05mm (0.002 in.) dia Silver, Oil based standd solution, Ag 5000μg/g Silver foil, 0.05mm (0.002 in.) thick, Annealed, Temper: soft Silver slug, 3.175mm (0.125 in.) dia. x 6.35mm (0.25 in.) length Silver slug Silber [German] silver powder,sphere Silver foil, 2.0mm (0.08 in.) thick, Hd, Temper: spring hd Silver foil, 0.38mm (0.015 in.) thick, Hd, Temper: as rolled

Density	1.135 g/mL at 25ºC
Boiling Point	2212ºC
Melting Point	961ºC
Molecular Formula	Ag
Molecular Weight	107.868
Flash Point	232 °F
Exact Mass	106.905090
Vapour density	5.8 (vs air)
Vapour Pressure	0.05 ( 20 °C)
Index of Refraction	n20/D 1.333
Stability	Stable. Substances to be avoided include strong acids and strong bases, tartaric acid, oxalic acid. Blackened by contact with ozone, hydrogen sulfide, sulfur. Powder is highly flammable.
Water Solubility	H2O: soluble \| insoluble

CHEMICAL IDENTIFICATION

RTECS NUMBER :: VW3500000

CHEMICAL NAME :: Silver

CAS REGISTRY NUMBER :: 7440-22-4

LAST UPDATED :: 199712

DATA ITEMS CITED :: 41

MOLECULAR FORMULA :: Ag

MOLECULAR WEIGHT :: 107.87

WISWESSER LINE NOTATION :: AG

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >10 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 27(12),33,1983

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: >5 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 27(12),33,1983 ** TUMORIGENIC DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Multiple routes

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 330 mg/kg/43W-I

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application

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

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Implant

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2400 mg/kg

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application

REFERENCE :: CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 16,439,1956

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Implant

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 11 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 :: 2570 mg/kg

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 *** REVIEWS *** ACGIH TLV-TWA 0.1 mg/m3, dust, fume DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 TOXICOLOGY REVIEW FOREAE Food Research. (Champaign, IL) V.1-25, 1936-60. For publisher information, see JFDSAZ. Volume(issue)/page/year: 7,313,1942 TOXICOLOGY REVIEW MIBUBI Mikrobiyoloji Bulteni. Bulletin of Microbiology. (c/o Dr. A. Tevfik Cenqiz, Ankara Universitesi Tip Fakultesi Mikrobiyoloji Ana Bilim Dah, Ankara, Turkey) V.1- 1967- Volume(issue)/page/year: 9,321,1975 TOXICOLOGY REVIEW PTPAD4 Pharmacology and Therapeutics, Part A: Chemotherapy, Toxicology and Metabolic Inhibitors. (Oxford, UK) V.1-2, 1976-78. For publisher information, see PHTHDT. Volume(issue)/page/year: 1,127,1976 TOXICOLOGY REVIEW AJMEAZ American Journal of Medicine. (Technical Pub., 875 Third Ave., New York, NY 10022) V.1- 1946- Volume(issue)/page/year: 38,409,1965 TOXICOLOGY REVIEW PEXTAR Progress in Experimental Tumor Research. (S. Karger AG, Postfach CH-4009 Basel, Switzerland) V.1- 1960- Volume(issue)/page/year: 12,102,1969 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 MSHA STANDARD-air:TWA 0.01 mg/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,231,1971 OSHA PEL (Gen Indu):8H TWA 0.01 mg(Ag)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 0.01 mg(Ag)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 0.01 mg(Ag)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 0.01 mg(Ag)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 0.1 mg/m3 JAN 1993 OEL-BELGIUM:TWA 0.1 mg/m3 JAN 1993 OEL-DENMARK:TWA 0.01 mg/m3 JAN 1993 OEL-FINLAND:TWA 0.1 mg/m3 JAN 1993 OEL-FRANCE:TWA 0.1 mg/m3 JAN 1993 OEL-GERMANY:TWA 0.01 mg/m3 JAN 1993 OEL-RUSSIA:STEL 1 mg/m3 JAN 1993 OEL-SWITZERLAND:TWA 0.01 mg/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.1 mg/m3 JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO SILVER, metal and soluble compds-air:10H TWA 0.01 mg/m3 REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 68730 No. of Facilities: 2163 (estimated) No. of Industries: 53 No. of Occupations: 54 No. of Employees: 19343 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M1804 No. of Facilities: 156 (estimated) No. of Industries: 4 No. of Occupations: 9 No. of Employees: 3937 (estimated) No. of Female Employees: 2435 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 68730 No. of Facilities: 13582 (estimated) No. of Industries: 118 No. of Occupations: 76 No. of Employees: 204921 (estimated) No. of Female Employees: 37439 (estimated)

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315-H319
Precautionary Statements	P305 + P351 + P338
Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes	Xi:Irritant;
Risk Phrases	R22
Safety Phrases	S24/25
RIDADR	UN 3264
WGK Germany	3
RTECS	VW3500000
Packaging Group	III
Hazard Class	6.1
HS Code	71069110

Precursor 9
563-63-3 20667-12-3 126-45-4 2966-50-9
532-31-0 506-64-9 1701-93-5 3315-16-0
14701-21-4
DownStream 10
506-64-9 14325-99-6 22758-12-9 20667-12-3
7783-99-5 1333-74-0 7782-99-2 7440-33-7
10102-43-9 7761-88-8