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Co14%
W&Q
1. Molecular Formula: Co (NO3)2·6H2O
2. CAS NO.: 10026-22-9
3. Molecular Weight: 291.04
4. Property: Cobalt nitrate solution refers to an aqueous solution primarily consisting of cobalt(II) nitrate salts dissolved in water. The most common forms are derived from cobalt(II) nitrate hexahydrate (Co(NO₃)₂·6H₂O), which readily dissolves to form a characteristic red or pink-colored solution due to the presence of hexaaquacobalt(II) ions ([Co(H₂O)₆]⊃2;⁺).
5. Sepcification(%):
Co | 14min |
Cu | 0.005max |
Fe | 0.005max |
Zn | 0.005max |
Mn | 0.005max |
Ni | 0.005max |
Pb | 0.005max |
SO4 | 0.02max |
W.I.M. | 0.01max |

Cobalt Nitrate Solution (and its solid form, Cobalt Nitrate Hexahydrate) is a versatile chemical essential for modern industries. With a molecular formula of Co(NO₃)₂·6H₂O and CAS number 10026-22-9, the solid form appears as red monoclinic columnar crystals (density: 1.87 g/cm³), while the solution is a vibrant fuchsia liquid (specific gravity: 1.46, pH: 2.5–3.2).
As a trusted cobalt nitrate supplier, we prioritize purity: the solid form has a minimum cobalt (Co) content of 20%, and the liquid form 14%, with impurities like copper (Cu), iron (Fe), zinc (Zn), and nickel (Ni) each limited to 0.005% max. Lead (Pb) is restricted to 0.02% (solid) and 0.005% (liquid), ensuring safety and efficacy. Both forms dissolve freely in water, ethanol, acetone, and methyl acetate—making them easy to integrate into diverse processes.
• Exceptional Purity: Advanced processing eliminates contaminants, ensuring consistent performance in sensitive applications like battery manufacturing or electroplating.
• Stable & Safe: It has stable chemical properties, meaning no unwanted reactions during storage or transport—reducing risks for your operations.
• Easy to Use: The solution can be added directly to plating baths without complex preparation, saving time and streamlining production.
• Cost-Effective Versatility: It works across electroplating, agriculture, and battery industries, letting you expand markets without switching suppliers.
In electroplating, our Cobalt Nitrate Solution creates a durable protective layer on metal surfaces. This coating prevents corrosion, scratches, and wear, extending the lifespan of parts used in automotive, electronics, and machinery industries. Its high solubility ensures uniform coverage, resulting in smooth, professional finishes.
It is a critical ingredient in high-power lithium-ion batteries, used in electric vehicles (EVs), power tools, and portable electronics. The cobalt content enhances battery energy density and lifespan, meeting the growing demand for reliable, long-lasting energy storage.
In chemistry, it acts as a catalyst for industrial reactions, speeding up processes while maintaining product quality. In ceramics, it serves as a colorant, adding rich hues to glazes and decorative pieces—its stability ensures colors don’t fade over time.
A: When stored in sealed, opaque containers (away from heat and direct light), the solution retains its properties for 18 months. The solid hexahydrate form lasts up to 24 months in cool, dry conditions.
A: Yes. It mixes well with common plating bath components (e.g., acids, surfactants) without causing precipitation or reduced efficacy. Our technical team can provide guidance on optimal mixing ratios for your specific process.
A: Absolutely. We provide 1000kg IBC drums for liquid (ideal for large-scale manufacturers) and 25kg bags (40 per pallet) for solid, with global shipping options to meet your supply chain needs.
• Rigorous Quality Testing: Every batch is tested to meet industry standards, ensuring you get a reliable product every time.
• Flexible Payment Terms: We offer customizable payment plans to support your cash flow, whether you’re a small business or a large enterprise.
• Sustainable Practices: We use eco-friendly manufacturing processes to minimize environmental impact, aligning with global sustainability goals.
• Expert Support: Our team of chemists and engineers provides technical advice, from application tips to troubleshooting—we’re invested in your success.