CAS 7646-79-9

Cobalt chloride (CoCl2)

Description:

Cobalt chloride (CoCl2) is an inorganic compound characterized by its blue or pink crystalline appearance, depending on its hydration state. Anhydrous cobalt chloride is typically blue, while the hexahydrate form (CoCl2·6H2O) appears pink due to the presence of water molecules. This compound is soluble in water and alcohol, and it exhibits hygroscopic properties, meaning it can absorb moisture from the air. Cobalt chloride is often used in various applications, including as a drying agent, in humidity indicators, and in the synthesis of other cobalt compounds. It is also utilized in the production of cobalt-based catalysts and in electroplating processes. However, cobalt chloride is considered toxic and potentially carcinogenic, necessitating careful handling and appropriate safety measures during use. Its chemical behavior includes the ability to undergo hydration and dehydration reactions, which can be visually observed through color changes. Overall, cobalt chloride is a versatile compound with significant industrial and laboratory applications, but it requires caution due to its health risks.

Formula: Cl₂Co

InChI: InChI=1S/2ClH.Co/h2*1H;/q;;+2/p-2

InChI key: InChIKey=GVPFVAHMJGGAJG-UHFFFAOYSA-L

SMILES: [Co](Cl)Cl

Synonyms:

• Cobalt (Ii) Chloride
• Cobalt Chloride
• Cobalt Dichloride
• Cobalt chloride (CoCl2)
• Cobalt chloride (CoCl₂)
• Cobalt chloride (ous)
• Cobalt dichloride (CoCl2)
• Cobalt dichloride (CoCl₂)
• Cobalt muriate
• Cobalt(2+) Dichloride
• Cobalt(2+) chloride
• Cobaltchloride(Cocl2)
• Cobaltdichlorid
• Cobaltmuriate
• Cobaltous chloride anhydrous
• Cobaltous dichloride
• Cobaltousdichloride
• Dichlorocobalt
• Dichlorure de cobalt
• Dicloruro De Cobalto
• Kobalt(Ii)-Chlorid
• Nsc 51149

Reagecon Red Primary Colour Solution according to European Pharmacopoeia (EP) Chapter 2.2.2

CAS: 7646-79-9

Reagecon's Red Primary Colour Solution is formulated as a reference solution for the examination of the degree of colouration of liquids in accordance with the European Pharmacopoeia Chapter 2.2.2. The solution may be used as a Primary Colour Solution on its own or as a Standard Colour Solution if used in combination with other Primary Colour Solutions. - This Primary Colour Solution is a ready to use coloration standard presented in high quality, tamper evident bottles for use as a calibration and/or quality control standard. It is prepared with Cobalt Chloride, Hydrochloric Acid and Water. - Concentration verified using a high performance spectrophotometer. - This Primary Colour Solution can be combined in precise ratios to form the Standard Colour Solutions

Color and Shape: Liquid

Ref: 07-EPRS01

Cobalt(II) Chloride

CAS: 7646-79-9

Formula: CoCl₂

Purity: >98.0%(T)

Color and Shape: Blue to Dark blue powder to crystal

Molecular weight: 129.83

Ref: 3B-C3863

Cobalt(II) chloride, ultra dry, 99.9% (metals basis)

CAS: 7646-79-9

Sensitivity: Hygroscopic; 3.367. Decomposes at 400C on long heating in air

Formula: Cl₂Co

Purity: 99.9%

Color and Shape: Blue, Beads

Molecular weight: 129.83

Ref: 02-013666

Cobalt(II) chloride, anhydrous, 99.7% (metals basis)

CAS: 7646-79-9

Sensitivity: Hygroscopic; 3.367. Decomposes at 400C on long heating in air

Formula: Cl₂Co

Purity: 99.7%

Molecular weight: 129.83

Ref: 02-012303

Cobalt(II) chloride, anhydrous, 97%

CAS: 7646-79-9

Cobalt(II) chloride is used in humidity indicator in weather instruments. In the anhydrous form, it finds use in electroplating of cobalt, in organic chemistry and is a precursor to cobaltocene, (bis(cyclopentadienyl)cobalt(II), which is a good reducing agent. It also serves as a Lewis acid. Cobalt

Formula: Cl₂Co

Purity: 97%

Color and Shape: Blue, powder

Molecular weight: 129.83

Ref: 02-B22031

Cobalt(II) chloride, ultra dry, 99.998% (metals basis)

CAS: 7646-79-9

Hygroscopic; 3.367. Decomposes at 400C on long heating in air

Formula: Cl₂Co

Purity: 99.998%

Color and Shape: Blue, Beads

Molecular weight: 129.83

Ref: 02-013665

Cobalt(II) chloride, anhydrous (99.998%-Co) PURATREM

CAS: 7646-79-9

Cobalt(II) chloride, anhydrous (99.999%-Co) PURATREM

Formula: CoCl₂

Purity: (99.998%-Co)

Color and Shape: blue pwdr.

Molecular weight: 129.84

Ref: 08-27-0405

Cobalt(II) chloride, anhydrous

CAS: 7646-79-9

Formula: Cl₂Co

Purity: 99.0 - 101.0 %

Color and Shape: Pale blue to blue powder

Molecular weight: 129.84

Ref: 7W-GK0658

Reagecon Colour Reference Solution No.4 Brownish Red according to Chinese Pharmacopoeia (ChP)

CAS: 7646-79-9

Reagecon's Colour Reference Solution No.4 Brownish Red is formulated as a reference solution for the examination of the degree of colouration of liquids in accordance with the Chinese Pharmacopoeia. This product is produced by combining Reagecon Primary Colour Solutions. - This Reference Colour Solution is a ready to use coloration standard presented in high quality, tamper evident bottles for use as a calibration and/or quality control standard. It is prepared by combining Reagecon Primary Colour Solutions. - Manufactured gravimetrically according to Chinese Pharmacopoeia guidelines. - Concentration verified using a high performance spectrophotometer.

Color and Shape: Liquid

Ref: 07-CPRCSBR401

Reagecon Standard Colour Solution B (Brown) according to European Pharmacopoeia (EP) Chapter 2.2.2

CAS: 7646-79-9

Reagecon's Standard Colour Solution B (Brown) is formulated as a reference solution for the examination of the degree of colouration of liquids in accordance with the European Pharmacopoeia Chapter 2.2.2. This product is produced by combining Reagecon's Primary Colour Solutions. - This Standard Colour Solution is a ready to use coloration standard presented in high quality, tamper evident bottles for use as a calibration and/or quality control standard. It is prepared by combining Reagecon Primary Colour Solutions. - Concentration verified using a high performance spectrophotometer.

Color and Shape: Liquid

Ref: 07-EP703

Reagecon Cobaltous Chloride Standard Solution according to Chinese Pharmacopoeia (ChP)

CAS: 7646-79-9

Reagecon’s Cobaltous Chloride Standard Solution is formulated as a reference solution for the examination of the degree of colouration of liquids in accordance with the Chinese Pharmacopoeia. The solution may be used as a Primary Colour Solution on its own or as a Stock Reference Solution if used in combination with other Primary Colour Solutions. - This is a ready to use coloration standard presented in high quality, tamper evident bottles for use as a calibration and/or quality control standard. - Manufactured gravimetrically according to Chinese Pharmacopoeia guidelines. - Concentration verified using a high performance spectrophotometer. - This Primary Colour Solution can be combined in precise ratios to form a Stock Reference Solution

Color and Shape: Liquid

Ref: 07-CPPR01

Reagecon R5 Colour Reference Solution according to European Pharmacopoeia (EP)

CAS: 7646-79-9

Reagecon’s R5 Colour Reference Solution is formulated as a reference solution for the examination of the degree of colouration of liquids in accordance with the European Pharmacopoeia Chapter 2.2.2. This product is produced by combining Reagecon Primary Colour Solutions. - Concentration verified using a high performance spectrophotometer.

Color and Shape: Liquid

Ref: 07-EPR501

Reagecon Y1 Yellow Colour Reference Solution according to European Pharmacopoeia (EP)

CAS: 7646-79-9

Reagecon's Y1 Yellow Colour Reference Solution is formulated as a reference solution for the examination of the degree of colouration of liquids in accordance with the European Pharmacopoeia Chapter 2.2.2. This product is produced by combining Reagecon's Primary Colour Solutions. - This Reference Colour Solution is a ready to use coloration standard presented in high quality, tamper evident bottles for use as a calibration and/or quality control standard. It is prepared by combining Reagecon Primary Colour Solutions. - Concentration verified using a high performance spectrophotometer.

Color and Shape: Liquid

Ref: 07-EPY101

Reagecon Standard Colour Solution BR (Brown/Red) according to Chinese Pharmacopoeia (ChP)

CAS: 7646-79-9

Reagecon's Standard Colour Solution BR (Brown/Red) is formulated as a reference solution for the examination of the degree of colouration of liquids in accordance with the Chinese Pharmacopoeia. This product is produced by combining Reagecon Primary Colour Solutions. - This Standard Colour Solution is a ready to use coloration standard presented in high quality, tamper evident bottles for use as a calibration and/or quality control standard. It is prepared by combining Reagecon Primary Colour Solutions. - Manufactured gravimetrically according to Chinese Pharmacopoeia guidelines. - Concentration verified using a high performance spectrophotometer.

Color and Shape: Liquid

Ref: 07-CPSRSBR01

Reagecon Standard Colour Solution OR (Orange/Red) according to Chinese Pharmacopoeia (ChP)

CAS: 7646-79-9

Reagecon's Standard Colour Solution OR (Orange/Red) is formulated as a reference solution for the examination of the degree of colouration of liquids in accordance with the Chinese Pharmacopoeia. This product is produced by combining Reagecon Primary Colour Solutions. - This Standard Colour Solution is a ready to use coloration standard presented in high quality, tamper evident bottles for use as a calibration and/or quality control standard. It is prepared by combining Reagecon Primary Colour Solutions. - Manufactured gravimetrically according to Chinese Pharmacopoeia guidelines. - Concentration verified using a high performance spectrophotometer.

Color and Shape: Liquid

Ref: 07-CPSRSOR01

Reagecon Cobaltous Chloride CS Colour Standard according to United States Pharmacopoeia (USP)

CAS: 7646-79-9

Color and Shape: Liquid

Ref: 07-USPCS103

Reagecon Standard Colour Solution OY (Orange/Yellow) according to Chinese Pharmacopoeia (ChP)

CAS: 7646-79-9

Reagecon’s Standard Colour Solution OY (Orange/Yellow) is formulated as a reference solution for the examination of the degree of colouration of liquids in accordance with the Chinese Pharmacopoeia. This product is produced by combining Reagecon Primary Colour Solutions. - This Standard Colour Solution is a ready to use coloration standard presented in high quality, tamper evident bottles for use as a calibration and/or quality control standard. It is prepared by combining Reagecon Primary Colour Solutions. - Manufactured gravimetrically according to Chinese Pharmacopoeia guidelines. - Concentration verified using a high performance spectrophotometer.

Color and Shape: Liquid

Ref: 07-CPSRSOY01

Reagecon R3 Colour Reference Solution according to European Pharmacopoeia (EP)

CAS: 7646-79-9

Reagecon’s R3 Colour Reference Solution is formulated as a reference solution for the examination of the degree of colouration of liquids in accordance with the European Pharmacopoeia Chapter 2.2.2. This product is produced by combining Reagecon Primary Colour Solutions. - Concentration verified using a high performance spectrophotometer.

Color and Shape: Liquid

Ref: 07-EPR301

Reagecon Standard Colour Solution R (Red) according to European Pharmacopoeia (EP) Chapter 2.2.2

CAS: 7646-79-9

Reagecon's Standard Colour Solution R (Red) is formulated as a reference solution for the examination of the degree of colouration of liquids in accordance with the European Pharmacopoeia Chapter 2.2.2. This product is produced by combining Reagecon's Primary Colour Solutions. - This Standard Colour Solution is a ready to use coloration standard presented in high quality, tamper evident bottles for use as a calibration and/or quality control standard. It is prepared by combining Reagecon Primary Colour Solutions. - Concentration verified using a high performance spectrophotometer.

Color and Shape: Liquid

Ref: 07-EP707

Reagecon Y2 Yellow Colour Reference Solution according to European Pharmacopoeia (EP)

CAS: 7646-79-9

Reagecon's Y2 Yellow Colour Reference Solution is formulated as a reference solution for the examination of the degree of colouration of liquids in accordance with the European Pharmacopoeia Chapter 2.2.2. This product is produced by combining Reagecon's Primary Colour Solutions. - This Reference Colour Solution is a ready to use coloration standard presented in high quality, tamper evident bottles for use as a calibration and/or quality control standard. It is prepared by combining Reagecon Primary Colour Solutions. - Concentration verified using a high performance spectrophotometer.

Color and Shape: Liquid

Ref: 07-EPY201