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CAS No 7727-43-7 , barium(2+)

  • Name: barium(2+)
  • Synonyms: Barotrast; Barocat; Barite;Esophotrast; Barosperse II; Baritop; Baricon;sulfate; Barosperse;barium(2+); Oratrast;
  • CAS Registry Number:
  • Melting Point: 1580 ºC
  • Density: 4.5
  • Water Solubility: 0.0022 G/L (50 ºC)
  • Safety Statements: Questionable carcinogen with experimental tumorigenic data. Mutation data reported. A relatively insoluble salt used as an opaque medium in radiography. Soluble impurities can lead to toxic reactions. Heating with aluminum can produce an explosion. Incompatible with aluminum and potassium. When heated to decomposition it emits toxic fumes of SOx.
  • Hazard Symbols: TLV: 10 mg/m3.
  • EINECS: 231-784-4
  • Molecular Weight: 233.3896
  • InchiKey: TZCXTZWJZNENPQ-UHFFFAOYSA-L
  • InChI: InChI=1S/Ba.H2O4S/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+2;/p-2
  • Risk Statements: S24/25
  • Molecular Formula: BaO4S
  • Molecular Structure:CAS No:7727-43-7 barium(2+)
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7727-43-7 Barium Sulphate Precipitated

  • Product name: Precipitated barium sulphate(BaSO4) Properties: Colorless orthorhombic crystals. Appearance is amorphous white powder. Specific gravity 4.50(15°C) Packaging: 25kg/bag. Cautions: Avoid isolation and tear, kept in dry and ventilating plac...
  • China Shijiazhuang XinghaiGaoke Non-Metallic Mining Material Co., Ltd [Manufacturer]
  • Tel: 86-311-82581165
  • Address: Lujiawa Industry Park, Lingshou County, Shijizhuang,HebeiChina
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7727-43-7 barium sulphate power pigment

  • Superfine BaSO4 Using advance synthesis technology of domestic, our quality control system for our superfine BaSO4 is much sticker than that of the oversea market. We firmly control the size of our products, thus it has quite high dispersity and affi...
  • China LangFang Pairs Horses Chemical Co.,Ltd [Manufacturer]
  • Tel: 86-316-7106119
  • Address: 007Room D Tower, the New Century Pedestrian Street, Langfang, Hebei, China LANGFANG,nullChina
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7727-43-7 Barium sulphate (X-ray)

  • Barium sulphate (X-ray)
  • China Sunkingchem Pharmaceutical Co., Ltd. [Manufacturer]
  • Tel: +86-28-88007744
  • Fax: +86-28-85193812
  • Address: A-703, Gaofa Building, Jiuxing Road 6#, Hi-Tech Zone 610041, Chengdu, Sichuan, China.610041 ChengduCHINA Chengdu,nullChina
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7727-43-7 Barium sulfate, precipitated, 99%

  • Barium sulfate, precipitated, 99%
  • Belgium Alkemi [Manufacturer]
  • Tel: +32 9 340 49 49
  • Fax: +32 9 340 49 47
  • Address: Poststraat, 82 B-9160 Lokeren Belgium null,nullBelgium
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7727-43-7 BARIUM SULFATE

  • BARIUM SULFATE, 99.999%
  • 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,nullUnited States
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7727-43-7 Barite Powder

  • China Shanghai Xunxin Chemical Co., Ltd [Manufacturers]
  • Tel: +86-(21)-38218795
  • Fax: +86-(21)-38218795
  • Address: 580 Lane, Kanghong Road, Pudong New District, Shanghai 201315, Shanghai,ShanghaiChina
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7727-43-7 Barite Powder

  • China Hangzhou Sage Chemical Co., Ltd. [Manufacturer]
  • Tel: +86-571-86818502
  • Fax: +86-571-86818503
  • Address: RM501 Tower A, New Youth Plaza, NO.8 Jia Shan Road, Hangzhou, Zhejiang 310014, null,ZhejiangChina
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7727-43-7 Barium Sulfate

  • 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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7727-43-7 Blanc Fixe

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7727-43-7 Barite Powder

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References of barium(2+)
Title: Barium Sulfate
CAS Registry Number: 7727-43-7
Synonyms: Blanc fixe
Trademarks: Baritop (Sakai); Barosperse (Mallinckrodt); Esophotrast (RPR); E-Z-Paque (E-Z-Em); Intestibar (Spofa); Micropaque (Guerbet); Microtrast (Guerbet); Mixobar (Byk Gulden); Neobar (Merck KGaA); Oratrast (RPR); Prontobario (Bracco); Radiopaque (Schering AG); Telebar (Guerbet); Tixobar (Astra)
Molecular Formula: BaO4S
Molecular Weight: 233.39
Percent Composition: Ba 58.84%, O 27.42%, S 13.74%
Line Formula: BaSO4
Literature References: Occurs in nature as the mineral barite; also as barytes, heavy spar. Prepn: Gmelins, Barium (8th ed) 30, 262-267 (1932) and supplement, 182-186, 412-414 (1960). Review of clinical use: R. F. Theoni, A. R. Margulis, Radiology 167, 7 (1988).
Properties: Fine, heavy, odorless powder or polymorphous crystals, d 4.25-4.5. Dec above 1600°. Practically insol in water (one gram dissolves in 400,000 parts), dil acids, alc. Sol in hot concd H2SO4.
Density: d 4.25-4.5
CAUTION: Potential symptoms of overexposure by direct contact are irritation of eyes, nose and upper respiratory system; inhalation may cause benign pneumoconiosis. See NIOSH Pocket Guide to Chemical Hazards (DHHS/NIOSH 97-140, 1997) p 24.
Use: Manuf photographic papers, artificial ivory, cello-phane; filler for rubber, linoleum, oil cloth, polymeric fibers and resins, paper, lithographic inks; as a water-color pigment for colored paper, in wallpaper; as a size for modifying the colors of other pigments; in heavy concrete for radiation shield.
Therap-Cat: Diagnostic aid (radiopaque medium).
Therap-Cat-Vet: X-ray contrast medium.
Keywords: Diagnostic Aid (Radiopaque Medium).