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CAS No 7440-55-3 , gallium

  • Name: gallium
  • Synonyms: Gallium;gallium; EINECS 231-163-8; AG-G-95753; UN2803; 7440-55-3; Gallium standard for ICP; elemental; HSDB 6956; Gallium(III) nitrate solution;
  • CAS Registry Number:
  • Transport: UN 3264 8/PG 3
  • Density: 5.9
  • Safety Statements: R36/37/38:Irritatingtoeyes,respiratorysystemandskin.;
  • Hazard Symbols: Xi:Irritant;
  • EINECS: 231-163-8
  • Molecular Weight: 69.723
  • InchiKey: GYHNNYVSQQEPJS-UHFFFAOYSA-N
  • InChI: InChI=1S/Ga
  • Risk Statements: S26:Incaseofcontactwitheyes,rinseimmediatelywithplentyofwaterandseekmedicaladvice.;S37/39:Wearsuitableglovesandeye/faceprotection.;
  • Molecular Formula: Ga
  • Molecular Structure:CAS No:7440-55-3 gallium
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7440-55-3 GALLIUM

  • GALLIUM, 99.99999%
  • United States INTERNATIONAL LABORATORY LIMITED [Manufacturer]
  • Tel: ( 650 ) 278-9963
  • Fax: ( 650 ) 589-2786
  • Address: 1067 SNEATH LN SAN BRUNO CA 94066, USA SAN BRUNOUNITED STATES SAN BRUNO,United States
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7440-55-3 Gallium atomic absorption standard solution

  • Hong kong ADVANCED TECH. & IND. CO., LTD. [Distributor/Wholesaler]
  • Tel: 86-23902293
  • Fax: 86-27898314
  • Address: UNIT B, 1/F, CHEONG SHING IND. BLDG., 17 WALNUT ST., TAI KOK TSUI, KLN, HONG KONG Hong Kong,nilHong kong
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7440-55-3 Gallium metal

  • Gallium metal, (99.9999%)
  • United States Strem Chemicals, Inc. [Manufacturer]
  • Tel: (978) 499-1600/ (800) 647-8736
  • Fax: (978) 465-3104
  • Address: 7 Mulliken Way
    Newburyport, MA 01950-4098 ,United States
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7440-55-3 Gallium Metal

  • China Ruiyuan Group Limited [Manufacturers]
  • Tel: +86-21-50456736
  • Fax: +86-21-60853441
  • Address: No.188, Zhangyang Road, Pudong, Shanghai 200122, ,China
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7440-55-3 Gallium

  • United States GFS Chemicals, Inc. [Manufacturer]
  • Tel: 800-858-9682/ 740-881-5501
  • Fax: 740-881-5989
  • Address: GFS Chemicals, Inc.
    P.O. Box 245
    Powell, OH 43065 ,United States
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7440-55-3 G-1022 GALLIUM METAL

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7440-55-3 Gallium

  • Gallium
  • United States Wintersun Chemical [Manufacturer]
  • Tel: 800-930-1688
  • Fax: 909-947-1788
  • Address: Wintersun Chemical
    3100 East Cedar Street, Suite 15
    Ontario, CA 91761 USA ,United States
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7440-55-3 Gallium

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7440-55-3 GALLIUM

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7440-55-3 Gallium atomic absorption standard solution

  • United Kingdom ABSCO Ltd []
  • Tel: +44-1440-709709
  • Fax: +44 1440 709708
  • Address: 42 Hollands Road, Haverhill, Suffolk, CB9 8SA, United Kingdom Haverhill,SuffolkUnited Kingdom
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References of gallium
Title: Gallium
CAS Registry Number: 7440-55-3
Literature References: Ga; at. wt 69.723; at. no. 31; valences 3, 2, 1. Group IIIA (13). Natural isotopes: 69 (60.2%); 71 (39.8%); artificial radioactive isotopes: 63-68; 70; 72-76. Best source is the mineral germanite, a copper sulfide ore; occurs in very small quantities in zinc blendes, in aluminum clays, found in ores of iron, chromium, manganese; constitutes 5 ′ 10-4% of the crust of the earth. Discovered by L. Boisbaudran, Compt. Rend. 81, 493, 1100 (1875); 82, 163, 1036 (1876); isolated pure by L. Boisbaudran and E. Jungfleisch, Bull. Soc. Chim. [2] 31, 50 (1879). Isoln from rhenium-rich copper schist: Feit, Angew. Chem. 46, 216 (1933). From bauxite: Chem. Eng. News 34, 4300 (1956). Purification by zone melting: Chem. Ztg. 80, 787 (1956). Alternate methods of purification: Gebauhr, US 2928731; Merkel, US 2927853 (both 1960 to Siemens-Schuckert). Spectra: L. Boisbaudran et al., cited in Mellor's vol. 5, 378 (1929). Reviews: Wagner, Gitzen, J. Chem. Educ. 29, 162 (1952); Greenwood, Inorg. Chem. Radiochem. 5, 91-134 (1963); Wade, Banister, Comprehensive Inorganic Chemistry vol. 1, J. C. Bailar, Jr. et al., Eds. (Pergamon Press, Oxford, 1973) pp 997-1000, 1069-1117; P. de la Bretèque in Kirk-Othmer Encyclopedia of Chemical Technology vol. 11 (Wiley-Interscience, New York, 3rd ed., 1980) pp 604-620. Review of antineoplastic properties and clinical applications of gallium salts: P. Collery et al., Crit. Rev. Oncol. Hematol. 42, 283-296 (2002).
Properties: Grayish metal; possesses a greenish-blue reflection; tin- or silver-like when molten; has a crystalline orthorhombic texture. mp 29.78°. bp approx 2400°: Cochran, Foster, J. Electrochem. Soc. 109, 144 (1962). Shows a tendency to remain in supercooled state. Contracts on melting; d29.65 (solid) 5.9037; d29.8 (liq) 6.0947: Richards, Boyer, J. Am. Chem. Soc. 43, 274 (1921). Heat capacity: 0.09 cal/g/°C (0-24°, solid). Latent heat of fusion 19.16 cal/g. Stable in dry air; tarnishes in moist air or oxygen. Reacts with alkalies with evolution of hydrogen; attacked by cold concd hydrochloric acid; rendered passive by hot nitric acid; readily attacked by halogens.
Melting point: mp 29.78°
Boiling point: bp approx 2400°: Cochran, Foster, J. Electrochem. Soc. 109, 144 (1962)
Density: d29.65 (solid) 5.9037; d29.8 (liq) 6.0947: Richards, Boyer, J. Am. Chem. Soc. 43, 274 (1921)
 
Derivative Type: Suboxide
CAS Registry Number: 12024-20-3
Molecular Formula: Ga2O
Molecular Weight: 155.45
Percent Composition: Ga 89.70%, O 10.29%
Properties: Brown powder; obtained by heating the sesquioxide and the metal at 700°; stable in dry air; dec above 800°; converted to the trivalent state by nitric acid or bromine.
 
Derivative Type: Hydroxide
CAS Registry Number: 12023-99-3
Molecular Formula: Ga(OH)3
Molecular Weight: 120.75
Percent Composition: Ga 57.74%, O 39.75%, H 2.50%
Properties: A gelatinous precipitate; obtained by the action of ammonia or alkali hydroxide on a soln of a gallic salt.
 
CAUTION: Administration to humans has caused metallic taste, skin rashes, bone marrow depression: H. E. Stokinger in Patty's Industrial Hygiene and Toxicology vol. 2A, G. D. Clayton, F. E. Clayton, Eds. (Wiley-Interscience, New York, 3rd ed., 1981) pp 1630-1637.