202711
碳酸钡
99.999% trace metals basis
别名:
Barium monocarbonate, Witherite
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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
NACRES:
NA.23
PubChem Substance ID:
eCl@ss:
38020211
UNSPSC Code:
12352302
EC Number:
208-167-3
MDL number:
Beilstein/REAXYS Number:
7045119
Assay:
99.999% trace metals basis
Form:
powder and chunks
InChI key
AYJRCSIUFZENHW-UHFFFAOYSA-L
InChI
1S/CH2O3.Ba/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2
SMILES string
[Ba++].[O-]C([O-])=O
assay
99.999% trace metals basis
form
powder and chunks
reaction suitability
core: barium
impurities
≤15.0 ppm Trace Metal Analysis
Quality Level
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General description
碳酸钡是一种难溶于水的无机化合物。它可用于各种工业应用，特别是在陶瓷工业中可用于釉料并可作为助熔剂。它也可用于制造电子陶瓷、电容器、PTC热敏电阻和其它电子元件。
Application
碳酸钡可用于：
碳酸钡也可用于以下应用:
- 制备BaTiO3 纳米颗粒的前体，该纳米颗粒是一种可用于制造多层陶瓷电容器的介电材料
- 钛酸钡薄膜合成的前体个，该薄膜在光伏器件中有应用。
碳酸钡也可用于以下应用:
- BaCO3据报道，纳米颗粒已被用于固体氧化物燃料电池（SOFC）中高温氧还原反应（ORR）的催化剂。
- 基于碳酸钡的纳米材料已被用于传感器和催化应用，其采用一维纳米结构提高了传感性能。
- BaCO3可用于制造用于多层陶瓷电容器和复合氧化物以及PTC热敏电阻的钛酸钡。它还用于制造光学玻璃、半导体溅射玻璃，并可作为磷光体材料的成分。
Features and Benefits
- 99.999% trace metals basis BaCO3 enhances performance in electronic ceramics and optics, improving the reliability of capacitors, insulators, and specialty glass by reducing impurities and increasing mechanical strength and refractive index.
- Low impurity levels (<15ppm) in BaCO3 enhance the chemical resistance and durability of glass, making it suitable for high-quality applications.
signalword
Warning
hcodes
Hazard Classifications
Acute Tox. 4 Oral
存储类别
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Faceshields, Gloves
A modified method for barium titanate nanoparticles synthesis
Ashiri R, et al.
Mat. Res. Bul., 46, 2291?2295-2291?2295 (2011)
Kevin V Brix et al.
Ecotoxicology and environmental safety, 73(7), 1646-1652 (2010-07-14)
A series of Toxicity Identification Evaluations (TIEs) to identify the cause(s) of observed toxicity to Ceriodaphnia dubia have been conducted on a hard rock mining effluent. Characteristic of hard rock mining discharges, the effluent has elevated (∼3000 mg l(-1)) total
D Ekeberg et al.
Carbohydrate research, 335(2), 141-146 (2001-09-25)
A simple, but low-yielding method for the synthesis of 3-hexuloses has been elaborated. Oxidation of 1,2:5,6-di-O-isopropylidenehexitols with bromine in the presence of barium carbonate, followed by mild-acid hydrolysis of the oxidation products gave the free hexuloses. Oxidation occurred at only
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.
G H Kramer et al.
Health physics, 70(3), 418-424 (1996-03-01)
High level contamination was observed on two workers during a routine hand check of personnel leaving a laboratory where barium carbonate labeled with 14C was handled. A third worker was found to have been exposed to airborne 14C (carbonate) aerosol
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