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769495

Cobalt(II) chloride hexahydrate

≥97%

Synonym(s):

Cobaltous chloride hexahydrate

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Size/SKUAvailabilityPrice
100 g

Available to ship TODAYfromMILWAUKEE

$110.00

About This Item

Linear Formula:
CoCl2 · 6H2O
CAS Number:
Molecular Weight:
237.93
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
231-589-4
MDL number:
Assay:
≥97%, 97.0-102.0% (KT)
Form:
solid

$110.00


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vapor pressure

40 mmHg ( 0 °C)

Quality Segment

assay

≥97%, 97.0-102.0% (KT)

form

solid

reaction suitability

core: cobalt

anion traces

nitrate (NO3-): ≤0.01%, sulfate (SO42-): ≤0.007%

cation traces

Fe: ≤0.005%, Ni: ≤0.15%, Pb: ≤0.002%, Zn: ≤0.05%

application(s)

battery precursors
catalysts
material synthesis precursor

SMILES string

O.O.O.O.O.O.Cl[Co]Cl

InChI

1S/2ClH.Co.6H2O/h2*1H;;6*1H2/q;;+2;;;;;;/p-2

InChI key

GFHNAMRJFCEERV-UHFFFAOYSA-L

General description

Cobalt(II) chloride hexahydrate, a hydrated form of cobalt chloride, is employed in electroplating and catalyst preparation. It serves as a precursor for synthesizing electrode materials for lithium-ion batteries and acts as a catalyst in a range of organic reactions, including acetylation, tosylation of alcohols, and condensation reactions.

Application

Cobalt(II) chloride hexahydrate can be used as:      
  • An additive to the electron transport layer (ETL) in perovskite solar cells to improve their performance, particularly by reducing energy losses and increasing the open-circuit voltage.      
  • A cobalt source for doping ZnO nanostructures. The incorporation of cobalt ions into the ZnO matrix is crucial for modifying its electronic and optical properties.      
  • A precursor to modify cobalt metal-organic framework (Co-MOF) derived carbon microspheres for application as anode materials in lithium-ion batteries.

Analysis Note

Substances not precipitated by ammonium sulfide (as sulphates) ≤ 0.3 %

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This Item
93574325559905-5160
form

solid

form

powder, crystals or granules

form

powder, crystals or chunks

form

solid

assay

≥97%, 97.0-102.0% (KT)

assay

≥99-101% Co basis (EDTA titration), ≥99.99% trace metals basis

assay

98%, 98.0-102.0% (ACS specification)

assay

≥95.0%

Quality Level

100

Quality Level

200

Quality Level

200

Quality Level

-

cation traces

Fe: ≤0.005%, Pb: ≤0.002%, Ni: ≤0.15%, Zn: ≤0.05%

cation traces

-

cation traces

Ca: ≤0.005%, Cu: ≤0.002%, Fe: ≤0.005%, K: ≤0.01%, Mg: ≤0.005%, Na: ≤0.05%, Ni: ≤0.1%, Zn: ≤0.03%

cation traces

-

vapor pressure

40 mmHg ( 0 °C)

vapor pressure

40 mmHg ( 0 °C)

vapor pressure

40 mmHg ( 0 °C)

vapor pressure

40 mmHg ( 0 °C)

anion traces

nitrate (NO3-): ≤0.01%, sulfate (SO42-): ≤0.007%

anion traces

-

anion traces

nitrate (NO3-): ≤0.01%, sulfate (SO42-): ≤0.01%

anion traces

-


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Danger

Hazard Classifications

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

Storage Class

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable



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Questions

1–2 of 2 Questions  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/418/501/product-dating-information-06-25-mk.pdf

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  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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