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Ni22%
W&Q
1. Molecular Formula: NiSO4•6H2O
2. CAS NO.:10101-97-0
3. Molecular Weight:262.86
4. Property: Green crystals of cubic, specific gravity 2.07, soluble in water, slightly soluble in acid and aqueous ammonia. Water solution is acidic.
5. Sepcification(%):
Crystal | |
Ni | 22min |
Co | 0.005max |
Cu | 0.001max |
Fe | 0.001max |
Pb | 0.001max |
Zn | 0.001max |
Mn | 0.001max |
Ca | 0.003max |
Cd | 0.001max |
W.I.M | 0.02max |

Nickel Sulfate Anhydrate (and its hexahydrate form) is a key inorganic compound for industrial processes. With a molecular formula of NiSO₄ (anhydrate) / NiSO₄·6H₂O (hexahydrate) and CAS numbers 7786-81-4 (anhydrate) and 10101-97-0 (hexahydrate), it appears as green cubic crystals (hexahydrate) with a specific gravity of 2.07.
As a trusted nickel sulfate supplier, we prioritize purity: our product has a minimum nickel (Ni) content of 22%, with impurities like cobalt (Co), copper (Cu), iron (Fe), and lead (Pb) each limited to 0.001–0.005% max. It dissolves easily in water (creating an acidic solution) and is slightly soluble in acids and aqueous ammonia—making it simple to integrate into plating baths, battery mixes, and catalyst formulations.
• Excellent Solubility: It dissolves quickly in water, reducing mixing time and ensuring uniform distribution in solutions—boosting production efficiency.
• Long-Term Stability: It has a long shelf life (24 months in proper storage) and retains chemical properties, so you can stock up without worrying about degradation.
• Cost-Effective: We balance high quality with competitive pricing, making it an affordable choice for both large-scale and small-batch operations.
In electroplating, our Nickel Sulfate Anhydrate is used to create high-quality nickel coatings on metal surfaces. The coatings are smooth, uniform, and corrosion-resistant—ideal for automotive parts, kitchenware, and electronic components. Its high solubility ensures consistent plating results, reducing defects and rework.
It is an essential component in nickel-cadmium (Ni-Cd) and nickel-metal hydride (Ni-MH) batteries, used in power tools, portable electronics, and backup systems. The nickel content enhances battery capacity and lifespan, ensuring reliable energy storage for daily and industrial use.
In chemical manufacturing, it is a key ingredient in nickel-based catalysts. These catalysts speed up reactions like hydrogenation (used in food processing and fuel production) and oxidation (used in plastic and chemical synthesis), improving process efficiency and reducing energy costs.
It supports organic synthesis reactions, helping produce pharmaceuticals, dyes, and plastics. It is also used as a raw material for nickel salts, which add color to metals (e.g., brass, steel) and act as additives in reduction dyes—creating vibrant, long-lasting colors for textiles.
A: Anhydrate (NiSO₄) has no water of crystallization, making it ideal for low-moisture applications (e.g., high-temperature catalysts). Hexahydrate (NiSO₄·6H₂O) has six water molecules, offering better solubility in room-temperature water—perfect for electroplating and battery mixes. We supply both forms to meet your needs.
A: Store it in a cool, dry, well-ventilated area, away from moisture. Keep the original packaging (25kg bags, 40 per pallet) sealed when not in use. If clumping occurs, gently break up the crystals—this won’t affect the product’s performance.
A: Yes. Our manufacturing process uses eco-friendly techniques (e.g., water recycling, waste reduction) and complies with international environmental standards (e.g., REACH, RoHS). The product is non-toxic when handled properly, making it a responsible choice.
• Strict Quality Control: Every batch is tested for purity, solubility, and impurity levels, ensuring you get a consistent, high-quality product.
• Flexible Sourcing: We offer both anhydrate and hexahydrate forms, with custom packaging options to suit your operation size.
• Expert Support: Our team provides technical advice on application methods, mixing ratios, and troubleshooting—helping you optimize your processes.
• Reliable Supply: We maintain large inventory levels to ensure on-time delivery, even during high-demand periods—no delays for your production line.