Description

Nickel Sulfate Hexahydrate (CAS No. 10101-97-0) is a high-purity inorganic compound with the molecular formula H₁₂NiO₁₀S, widely utilized in research and industrial applications. This crystalline green-blue salt is highly soluble in water and serves as a critical precursor in electroplating, catalysis, and battery manufacturing. Our premium-grade Nickel Sulfate Hexahydrate is rigorously tested for trace metal impurities, ensuring compliance with ACS Reagent and Trace Metals Grade standards. Ideal for laboratory synthesis, analytical chemistry, and material science, this product is packaged under controlled conditions to maintain stability and prevent hydration loss. Each batch is accompanied by a Certificate of Analysis (CoA) detailing assay purity, heavy metal content, and other key specifications.

Properties

• CAS Number: 10101-97-0
• Complexity: 62.2
• IUPAC Name: nickelous;sulfate;hexahydrate
• InChI: InChI=1S/Ni.H2O4S.6H2O/c;1-5(2,3)4;;;;;;/h;(H2,1,2,3,4);6*1H2/q+2;;;;;;;/p-2
• InChI Key: RRIWRJBSCGCBID-UHFFFAOYSA-L
• Exact Mass: 261.950459
• Molecular Formula: H12NiO10S
• Molecular Weight: 262.85
• SMILES: O.O.O.O.O.O.[O-]S(=O)(=O)[O-].[Ni+2]
• Topological: 94.6
• Monoisotopic Mass: 261.950459
• Physical Description: Nickel sulfate hexahydrate appears as blue or emerald-green crystalline material. Toxic and carcinogenic. Two known phases. Alpha-form converts to beta-form at 127.9 °F. Becomes blue and opaque at room temperature. Odorless. Sweet astringent taste. Somewhat efflorescent. Greenish-yellow anhydrous salt is formed at 536 °F.
• Boiling Point: Decomposes at 1544 °F
• Melting Point: 127.9 °F
• Solubility: greater than or equal to 100 mg/mL at 68 °F
• Density: 2.07 – Denser than water; will sink
• Vapor Pressure: 0 mmHg at 68 °F Essentially
• Synonyms: NICKEL SULFATE HEXAHYDRATE, 10101-97-0, Nickel(2+) sulfate hexahydrate, Nickel sulphate hexahydrate, Nickel (II) sulfate hexahydrate, Nickelous sulfate hexahydrate, Nickel monosulfate hexahydrate, nickel(II) sulphate hexahydrate, nickelous sulphate hexahydrate, NICCOLUM SULPHURICUM, JC9WZ4FK68, Nickel(II) sulfate hexahydrate (1:1:6), CHEBI:53437, nickel(2+) sulfate–water (1/6), NICKEL MONOSULPHATE HEXAHYDRATE, NICKEL(2+) SULPHATE HEXAHYDRATE, NICKEL(II) SULPHATE HEXAHYDRATE (1:1:6), Blue salt, single nickel salt, NICKEL (2+) SULFATE HEXAHYDRATE, NICKEL SULFATE (NISO4) HEXAHYDRATE, NICKEL(2+) MONOSULFATE HEXAHYDRATE, NICKEL SULFATE HYDRATE (NISO4.6H2O), caswell no. 596, ccris 3732, epa pesticide chemical code 050505, unii-jc9wz4fk68, Nickel(II) sulfate hexahydrate, Sulfuric acid, nickel(2+) salt, hydrate (1:1:6), nickel(2+);sulfate;hexahydrate, MFCD00149813, Nickel(II)Sulfate Hexahydrate, DTXSID7020928, H12NiO10S, SCHEMBL66675, DTXCID70928, NICCOLUM SULPHURICUM [HPUS], Tox21_202594, MFCD00011146, AKOS025243464, NICKEL SULFATE HEXAHYDRATE [MI], NCGC00260142-01, CAS-10101-97-0, NS00075773, Nickel(II) sulfate hexahydrate, Trace metals grade, Nickel(II) sulfate hexahydrate, ACS Reagent, -4 mesh, Q27124053

Nickel Sulfate Hexahydrate is essential for electroplating processes, providing a durable nickel coating for corrosion-resistant surfaces. In battery technology, it acts as a precursor for nickel-based cathodes in rechargeable batteries. Researchers also employ it in catalysis for hydrogenation reactions and as a mordant in textile dyeing. Its high solubility and consistent purity make it suitable for analytical calibration standards and synthetic chemistry applications.

Safety and Hazards

GHS Hazard Statements

• H301: Toxic if swallowed [Danger Acute toxicity, oral]
• H317: May cause an allergic skin reaction [Warning Sensitization, Skin]
• H334: May cause allergy or asthma symptoms or breathing difficulties if inhaled [Danger Sensitization, respiratory]
• H350: May cause cancer [Danger Carcinogenicity]
• H372: Causes damage to organs through prolonged or repeated exposure [Danger Specific target organ toxicity, repeated exposure]
• H373: May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]

Precautionary Statements

• P203, P233, P260, P261, P264, P270, P271, P272, P280, P284, P301+P316, P302+P352, P304+P340, P318, P319, P321, P330, P333+P317, P342+P316, P362+P364, P403, P405, and P501

Hazard Classes and Categories

• Acute Tox. 4 (96%)
• Skin Irrit. 2 (98.8%)
• Skin Sens. 1 (93.6%)
• Acute Tox. 4 (98.8%)
• Resp. Sens. 1 (99.1%)
• Muta. 2 (99.1%)
• Carc. 1A (54.6%)
• Carc. 1A (50.3%)
• Repr. 1B (54.6%)
• Repr. 1B (55.2%)
• STOT RE 1 (99.1%)
• Aquatic Acute 1 (98.8%)
• Aquatic Chronic 1 (99.1%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.