High-Purity Palladium(II) Sulfate from Aure Chemical – Your Trusted Source
Palladium(II) sulfate, PdSO₄, CAS No. 13566-03-5, is a water-soluble palladium(II) compound widely utilized as a versatile precursor in electroplating, catalysis, and materials chemistry. Supplied by Aure Chemical as a reddish-brown to dark brown crystalline powder or hydrated solid with high palladium content (approximately 44–46% Pd), this sulfate salt offers excellent solubility in aqueous media and serves as a halide-free source of Pd(II) ions. It is the preferred palladium component in electrolytic and electroless palladium plating baths for depositing bright, uniform, corrosion-resistant coatings on connectors, circuit boards, and electronic components. Additionally, it functions as a starting material for preparing supported palladium catalysts, organometallic complexes, and functional Pd-containing materials in fine chemicals and research applications. Aure Chemical provides precise Pd assay, controlled hydration, low impurity levels, and secure palladium sourcing to ensure consistent performance and process reliability worldwide.
Basic Information of Palladium(II) Sulfate
Aure Chemical supplies Palladium(II) Sulfate as a premium-grade Pd(II) precursor with verified palladium content and exceptional purity for plating and catalytic applications.
| CAS No. | 13566-03-5 |
|---|
| EC No. | 237-466-1 |
|---|
| Chemical Formula | PdSO₄ |
|---|
| Molecular Weight | 202.48 g/mol (anhydrous basis) |
|---|
| Appearance | Reddish-brown to dark brown crystalline powder or hydrated solid |
|---|
| Odor | Odorless |
|---|
| Melting point | Decomposes before melting (>300 °C) |
|---|
| Boiling point | Not applicable (decomposes) |
|---|
| Density | approx. 3.5–3.8 g/cm³ |
|---|
| Solubility | Soluble in water; soluble in dilute acids |
|---|
| Nature (hazards) | Causes severe skin burns and eye damage, may cause allergic skin reaction, harmful if swallowed, toxic to aquatic life |
|---|
| RIDADR | UN 3260, Corrosive solid, acidic, inorganic, n.o.s. (Palladium(II) sulfate), Class 8, Packing Group III |
|---|
| Chemical Structure |  |
|---|
Aure Chemical offers customizable options including palladium content specification, hydration level, purity grades, and specialized packaging to meet your electroplating bath, catalyst, or synthesis process requirements.
Primary Applications of Palladium(II) Sulfate
Palladium(II) Sulfate serves as a clean, water-soluble Pd(II) source for high-performance plating and catalytic processes across electronics and chemicals sectors.
Electroplating & Electroless Palladium Deposition
Provides Pd(II) ions for electrolytic and autocatalytic plating baths, producing bright, ductile, low-porosity palladium coatings on connectors, lead frames, and PCBs with excellent solderability and corrosion resistance.
Supported Palladium Catalyst Preparation
Used in impregnation or precipitation to deposit Pd on carbon, alumina, or silica supports, yielding active hydrogenation and hydrogenolysis catalysts for fine chemical production.
Organometallic Palladium Complex Synthesis
Acts as a halide-free Pd(II) precursor for preparing phosphine, carbene, or amine Pd complexes in homogeneous catalysis and materials research.
Palladium Nanoparticle Synthesis
Enables controlled reduction to generate Pd nanoparticles or colloids for electrocatalysis, sensors, and advanced functional materials with uniform dispersion.
Electronics & Surface Finishing
Supports Pd deposition in high-reliability electronic components, offering low contact resistance and compatibility with gold or nickel underlayers.
Fine Chemical & Research Applications
Facilitates Pd-catalyzed transformations and serves as a standard Pd source in laboratory-scale studies requiring soluble, non-chloride Pd(II) species.
Why Choose Aure Chemical for Your Palladium(II) Sulfate Supply?
Trust Aure Chemical for Palladium(II) Sulfate, combining premium purity, technical expertise, and stable palladium supply for your plating and catalytic needs.
Accurate Palladium Content Control
Precise analytical verification ensures consistent Pd assay, low residual impurities, and batch reproducibility for reliable plating or catalyst performance.
Secure Precious Metal Sourcing
Transparent, responsible palladium procurement with inventory buffering to provide supply continuity and competitive pricing.
Technical Plating & Catalysis Support
Experienced specialists offer guidance on bath formulation, deposition parameters, catalyst activation, and process optimization.
Comprehensive Regulatory Compliance
Full documentation including COA, REACH, RoHS, and detailed SDS to facilitate global operations and industry audits.
Sustainability Commitment
Ethical sourcing practices and palladium recovery/recycling programs aligned with ESG objectives and sustainable manufacturing.
Hazards Classification
GHS Classification: Skin Corrosion/Irritation (Category 1B); Serious Eye Damage (Category 1); Skin Sensitization (Category 1); Acute Toxicity, Oral (Category 4); Aquatic Chronic (Category 2)
Hazard Statements: H314: Causes severe skin burns and eye damage; H317: May cause an allergic skin reaction; H302: Harmful if swallowed; H411: Toxic to aquatic life with long lasting effects
UN Number: UN 3260
Hazard Class: 8 (Corrosive substances)
Packing Group: III
GHS05: Corrosive
GHS07: Exclamation mark (sensitizer, acute toxicity)
GHS09: Environment (aquatic toxicity)
