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Merck

243353

Sigma-Aldrich

硫酸钡

ReagentPlus®, 99%

别名:

重晶石

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About This Item

线性分子式:
BaSO4
CAS号:
分子量:
233.39
EC號碼:
MDL號碼:
分類程式碼代碼:
12352106
PubChem物質ID:
NACRES:
NA.55

產品線

ReagentPlus®

化驗

99%

形狀

powder

pH值

7

SMILES 字串

[Ba++].[O-]S([O-])(=O)=O

InChI

1S/Ba.H2O4S/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+2;/p-2

InChI 密鑰

TZCXTZWJZNENPQ-UHFFFAOYSA-L

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一般說明

硫酸钡被广泛用作无机填料。 它的晶体属于菱形晶体系统。 菱形晶体在1148°C时转变为单斜晶形式,最终在1400°C以上的温度下分解为氧化钡、二氧化硫和氧气。

應用

硫酸钡可用于以下研究:
  • Ba2+和SO4-2离子的定性和定量分析。
  • 二氧化硫的制备。
  • 有机-无机杂化材料的制备。

法律資訊

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

儲存類別代碼

13 - Non Combustible Solids

水污染物質分類(WGK)

nwg

閃點(°F)

does not flash

閃點(°C)

does not flash


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Improved method for the preparation of sulfur dioxide from barium sulfate for isotope ratio studies.
Bailey SA and Smith JW.
Analytical Chemistry, 44(8), 1542-1543 (1972)
Ionic liquid-functionalized crystals of barium sulfate: A hybrid organic-inorganic material with tuned hydrophilicity and solid-liquid behavior.
Kowacz M, et al.
Materials Chemistry and Physics, 160, 308-314 (2015)
Gregory S Cooper et al.
Cancer, 119(10), 1800-1807 (2013-02-26)
Professional society guidelines recommend follow-up colonoscopy for patients with resected colonic adenomas. However, adherence to guideline recommendations in routine clinical practice has not been well characterized. The authors used a population-based sample of Medicare beneficiaries to identify all patients aged
Steve Halligan et al.
Lancet (London, England), 381(9873), 1185-1193 (2013-02-19)
Barium enema (BE) is widely available for diagnosis of colorectal cancer despite concerns about its accuracy and acceptability. Computed tomographic colonography (CTC) might be a more sensitive and acceptable alternative. We aimed to compare CTC and BE for diagnosis of
Eagleson M.
Concise Encyclopedia Chemistry, 116-116 (1994)

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