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Merck

203106

Sigma-Aldrich

硝酸钴(II) 六水合物

99.999% trace metals basis

别名:

硝酸亚钴, 硝酸亚钴 六水合物, 硝酸,钴(II)盐

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About This Item

线性分子式:
Co(NO3)2 · 6H2O
CAS号:
分子量:
291.03
MDL號碼:
分類程式碼代碼:
12352302
PubChem物質ID:
NACRES:
NA.23

等級

for analytical purposes

品質等級

化驗

99.999% trace metals basis

形狀

crystals and lumps

雜質

≤15.0 ppm Trace Metal Analysis

mp

55 °C (lit.)

應用

battery manufacturing

SMILES 字串

O.O.O.O.O.O.[Co++].[O-][N+]([O-])=O.[O-][N+]([O-])=O

InChI

1S/Co.2NO3.6H2O/c;2*2-1(3)4;;;;;;/h;;;6*1H2/q+2;2*-1;;;;;;

InChI 密鑰

QGUAJWGNOXCYJF-UHFFFAOYSA-N

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一般說明

六水合硝酸钴是一种无机化合物,可溶于水。它用作合成含钴陶瓷材料(如钴铁氧体和钴掺杂二氧化钛)的前驱体,这些材料具有磁性、电学和光催化特性。此外,由于其氧化还原活性,它在电化学应用中也得到应用,例如在锂离子电池阴极和燃料电池催化剂中。

應用

六水合硝酸钴可用于:      
  • 通过直接热分解法合成纳米-Co3O4 作为电化学水氧化应用的前驱体
  • 通过溶胶-凝胶法合成具有可控形貌的单晶 Co3O4 粉末,用于锂离子电池应用。      通过溶胶-凝胶法合成具有受控尺寸、形状和形貌的含钴纳米材料,例如纳米-Co3O4。      
  • 作为重要的前驱体,利用共沉淀法生成用于锂离子电池的富镍阴极材料(NMC、NCA),因为该方法简单、易于放大,并且能够在颗粒尺度上产生均匀的结构。

六水合硝酸钴可用作:      
  • 制备钴基纳米材料和钴配合物的起始原料。      
  • 催化剂,通过三组分缩合反应合成 5-羧基苯胺二氢嘧啶酮衍生物。     
  • 掺杂剂,制备用于高温应用的 LaCr1−xCoxO3 固溶体陶瓷。

特點和優勢

  • 高纯度,痕量金属分析(=< 15 ppm),适用于电池。     
  • 高水溶性,非常适合合成用于各种应用的复合材料。
  • 金属离子(包括 Al、K、Na、Mg、Cu、Co 等)的 ppm 含量很低。

訊號詞

Danger

危險分類

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B Inhalation - Eye Dam. 1 - Muta. 2 - Ox. Sol. 2 - Repr. 1B - Resp. Sens. 1 - Skin Sens. 1 - STOT RE 2 Inhalation

標靶器官

Lungs

儲存類別代碼

5.1B - Oxidizing hazardous materials

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


历史批次信息供参考:

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Yonghoon Hong et al.
Scientific reports, 8(1), 7469-7469 (2018-05-12)
We have developed a highly stable and magnetically recyclable yolk-shell nanocatalyst for catalytic reduction of nitroaromatics. This nanocatalyst is composed of a ~13 nm Au nanoparticle encapsulated in a hollow mesoporous carbon (hmC) shell with a diameter of ~120 nm and a
N G Al-Tawil et al.
Acta dermato-venereologica, 64(3), 203-208 (1984-01-01)
Peripheral blood lymphocytes from 45 patients with a positive patch test to cobalt chloride (CoCl2) and 37 controls were stimulated with various concentrations of CoCl2 and/or cobalt sulphate (CoSO4) or cobalt nitrate (Co(NO3)2) or cobalt acetate [CH3COO)2Co) for various days
A time-resolved in situ quick-XAS investigation of thermal activation of Fischer-Tropsch silica-supported cobalt catalysts.
Jingping Hong et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 18(10), 2802-2805 (2012-02-07)
H H Chen et al.
Nucleic acids research, 10(11), 3561-3571 (1982-06-11)
Transient electric dichroism measurements have been used to observe the rotational relaxation times of 145 base pair fragments of poly (dGm5dC) and random sequence DNA to solution. From these the lengths of the fragments are calculated and the interbase pair
J M Llobet et al.
Revista espanola de fisiologia, 39(3), 291-298 (1983-09-01)
The acute toxicities of chloride, acetate, cobalt nitrate and cobalt sulphate (II) were investigated in rats. The values obtained for the LD50 (7 days) were 133, 194, 198 and 279 mg of Co/kg respectively, when the salts were given orally.

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Global Trade Item Number

货号GTIN
203106-10G4061838765611
203106-50G4061838765628

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