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Merck

237108

Sigma-Aldrich

碳酸钡

ACS reagent, ≥99%

别名:

碳酸钡矿

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About This Item

线性分子式:
BaCO3
CAS号:
分子量:
197.34
Beilstein:
7045119
EC號碼:
MDL號碼:
分類程式碼代碼:
12352302
PubChem物質ID:
NACRES:
NA.21
化驗:
≥99%
99.0-101.0% (ACS specification)
等級:
ACS reagent
形狀:
powder or chunks

等級

ACS reagent

品質等級

化驗

≥99%
99.0-101.0% (ACS specification)

形狀

powder or chunks

雜質

≤0.002 meq/g water-soluble titr. base
≤0.005% oxidizers
≤0.015% insol. dil. HCl

pH值

6.8 (37 °C, 3.67 g/L)

負離子痕跡

S2-: ≤0.001%
chloride (Cl-): ≤0.002%

正離子痕跡

Ca: ≤0.05%
Fe: ≤0.002%
K: ≤0.005%
Na: ≤0.02%
Sr: ≤0.7%
heavy metals (as Pb): ≤0.001%

SMILES 字串

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

InChI

1S/CH2O3.Ba/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2

InChI 密鑰

AYJRCSIUFZENHW-UHFFFAOYSA-L

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一般說明

碳酸钡(BaCO3)是一种重要的碱土金属材料,用于生产钡盐、钡铁氧体、颜料、陶瓷、光学玻璃和电容器。此外,它还是生产超导体和陶瓷材料的前体。

應用

碳酸钡用于:
  • 通过固态聚合BaCO3 和二氧化钛(TiO2)制备钛酸钡。
  • 制备NBC(钕-钡-铜)陶瓷时的添加剂。

象形圖

Exclamation mark

訊號詞

Warning

危險聲明

危險分類

Acute Tox. 4 Oral

儲存類別代碼

13 - Non Combustible Solids

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Reaction of anatase and rutile with barium carbonate.
AMIN A, et al.
Journal of the American Ceramic Society. American Ceramic Society, 66(10), 733-738 (1983)
Characterization of barium titanate powders: barium carbonate identification.
Lopez MCB, et al.
Journal of the American Chemical Society, 82(7), 1777-1786 (1999)
Ali Khorsand Zak et al.
Nanoscale research letters, 9(1), 399-399 (2014-09-02)
Pure zinc oxide and zinc oxide/barium carbonate nanoparticles (ZnO-NPs and ZB-NPs) were synthesized by the sol-gel method. The prepared powders were characterized by X-ray diffraction (XRD), ultraviolet-visible (UV-Vis), Auger spectroscopy, and transmission electron microscopy (TEM). The XRD result showed that
Pallawi Torka et al.
The American journal of emergency medicine, 27(5), 625-625 (2009-06-06)
Acute flaccid paralysis with its wide repertoire of causes presents a challenge to the clinician. We present a case of barium carbonate poisoning, a rare yet easily treatable cause of acute quadriparesis. Barium acts by redistribution of potassium from the
Mallikarjuna N Nadagouda et al.
Journal of hazardous materials, 188(1-3), 19-25 (2011-02-01)
BaCO(3) dispersed PVC composites were prepared through a polymer re-precipitation method. The composites were tested for sulfate removal using rapid small scale column test (RSSCT) and found to significantly reduce sulfate concentration. The method was extended to synthesize barium carbonate-loaded

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