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Merck
CN

237108

Sigma-Aldrich

碳酸钡

ACS reagent, ≥99%

别名:

碳酸钡矿

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关于此项目

线性分子式:
BaCO3
化学文摘社编号:
分子量:
197.34
Beilstein:
7045119
EC 号:
MDL编号:
UNSPSC代码:
12352302
PubChem化学物质编号:
NACRES:
NA.21
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等级

ACS reagent

质量水平

方案

≥99%
99.0-101.0% (ACS specification)

表单

powder or chunks

杂质

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

pH值(酸碱度)

6.8 (37 °C, 3.67 g/L)

痕量阴离子

S2-: ≤0.001%
chloride (Cl-): ≤0.002%

痕量阳离子

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

SMILES字符串

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

InChI

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

InChI key

AYJRCSIUFZENHW-UHFFFAOYSA-L

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一般描述

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。

应用

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。

象形图

Exclamation mark

警示用语:

Warning

危险声明

危险分类

Acute Tox. 4 Oral

储存分类代码

13 - Non Combustible Solids

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°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
Jian-Hua Zhu et al.
Chemical communications (Cambridge, England), (9)(9), 1106-1108 (2009-02-20)
A facile biomimetic method is reported for the synthesis of novel BaCO(3) nanofibres with double-stranded and cylindrical helical morphologies via a phosphonated block co-polymer-controlled mineralization process.
Xiaorang Tian et al.
Journal of hazardous materials, 160(2-3), 589-593 (2008-04-25)
In this study, the exploration of making acidproof fracturing proppants using red mud was carried out. The main raw materials are red mud and the refractory waste. During the exploration, three methods were explored to enhance the acid resistance of

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