Cobalt nitrate hexahydrate - ACS , CAS No.10026-22-9

CAS: 10026-22-9 Cat. No.: C112732 Formula: Co(NO3)2·6H2O Molecular Weight: 291.03 EC Number: 600-049-3
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GRADE & PURITY ACS ? ACS grade — meets American Chemical Society specifications, the analytical benchmark in the US. Use for analytical and QC work needing ACS-defined purity.
Synonyms
Cobaltous nitrate | Nitric acid | cobalt(II) salt
Storage
Room temperature
Shipped In
FedEx DG Service
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Size
Germany (EU)
USA*
Price
Qty
100g
C112732-100g
—
2 In stock
€25.08
500g
C112732-500g
—
5 In stock
€51.98
Enter a quantity for the sizes you want to add.
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Why this grade

ACS ACS for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships FedEx DG Service Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 4827 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
Cobaltous nitrate | Nitric acid | cobalt(II) salt
Specifications & Purity
ACS
Storage
Room temperature
Shipped In
FedEx DG Service
Grade
ACS
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/504753269
Canonical Smiles
[N+](=O)([O-])[O-].[N+](=O)([O-])[O-].O.O.O.O.O.O.[Co+2]
IUPAC Name
cobalt(2+);dinitrate;hexahydrate
InChIKey
QGUAJWGNOXCYJF-UHFFFAOYSA-N
INCHI
1S/Co.2NO3.6H2O/c;2*2-1(3)4;;;;;;/h;;;6*1H2/q+2;2*-1;;;;;;
Isomeric SMILES
[N+](=O)([O-])[O-].[N+](=O)([O-])[O-].O.O.O.O.O.O.[Co+2]
WGK Germany
2
RTECS
QU7355500
UN Number
1477
Packing Group
II
Molecular Weight
291.03
Reaxy-Rn
13149477
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=13149477&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

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✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomInorganic compounds
SuperclassMixed metal/non-metal compounds
ClassTransition metal oxoanionic compounds
SubclassTransition metal nitrates
Intermediate Tree Nodes Not available
Direct ParentTransition metal nitrates
Alternative Parents Inorganic oxides  Inorganic cobalt salts  
Molecular FrameworkNot available
Substituents Transition metal nitrate - Inorganic cobalt salt - Inorganic oxide - Inorganic salt
DescriptionThis compound belongs to the class of inorganic compounds known as transition metal nitrates. These are inorganic compounds in which the largest oxoanion is nitrate, and in which the heaviest atom not in an oxoanion is a transition metal.
External Descriptors copper salt - hydrate - inorganic nitrate salt
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

21 results found

Lot NumberCertificate TypeDateItem
K2219417Certificate of AnalysisSep 04, 2026 C112732
K2219385Certificate of AnalysisSep 04, 2026 C112732
G2628238Certificate of AnalysisJul 11, 2026 C112732
G2628237Certificate of AnalysisJul 11, 2026 C112732
A2629340Certificate of AnalysisNov 12, 2025 C112732
K2527376Certificate of AnalysisNov 12, 2025 C112732
K2527347Certificate of AnalysisNov 12, 2025 C112732
K2524376Certificate of AnalysisNov 12, 2025 C112732
A2629339Certificate of AnalysisNov 12, 2025 C112732
I2501296Certificate of AnalysisAug 05, 2025 C112732
I2501297Certificate of AnalysisAug 05, 2025 C112732
D2529079Certificate of AnalysisApr 14, 2025 C112732
D2529074Certificate of AnalysisApr 14, 2025 C112732
L2406148Certificate of AnalysisNov 27, 2024 C112732
L2406163Certificate of AnalysisNov 27, 2024 C112732
G2425216Certificate of AnalysisJul 11, 2024 C112732
G2425217Certificate of AnalysisJul 11, 2024 C112732
E2416074Certificate of AnalysisJun 10, 2022 C112732
C2425049Certificate of AnalysisJun 10, 2022 C112732
G2206496Certificate of AnalysisMar 26, 2021 C112732
C2208147Certificate of AnalysisMar 26, 2021 C112732
Chemical and Physical Properties
SolubilitySoluble in water and acid.
Refractive Index1.52
Melt Point(°C)55-56°C
Molecular Weight291.040 g/mol
XLogP3
Hydrogen Bond Donor Count6
Hydrogen Bond Acceptor Count12
Rotatable Bond Count0
Exact Mass290.972 Da
Monoisotopic Mass290.972 Da
Topological Polar Surface Area132.000 Ų
Heavy Atom Count15
Formal Charge0
Complexity18.800
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count9
Documents & Articles
Cobalt Catalysts—From Fundamentals to Practice: Mechanistic Insights, Selection Logic, and a One-Stop Aladdin Selection List
How to Choose a Hydrogen Evolution (HER) Catalyst: Kinetic Barriers in Water Electrolysis, AWE/PEM/AEM Pathways, and a Materials-Family Roadmap (with a Product Map)
SOFC Solid Oxide Fuel Cells: From “What It Is and How It Generates Power” to a Key Materials Map, Application Scenarios, and Selection Navigation (Electrolytes / Electrodes / Interconnects / Sealing)
Transition-Metal Salts/Precursor Selection Guide: How “Different Salts of the Same Metal” Start from Different Chemical Realities—and How to Reproduce Results (including a Selection Navigator and Product Tables 1–5)
Why Metal Nanocatalysts Can “Save Energy Yet Lose Performance Easily”: Durability Logic from Active Sites to Support/Interface Engineering (Including Selection Guide and Product Tables A–D)
Perovskite Oxides for Energy and Environmental Catalysis: How Oxygen Vacancies, B-Site Metals, and the Metal–Oxygen Bond Network Regulate Reaction Performance
Citations of This Product
Solution Calculators
Reviews

Customer Reviews

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