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Copper pyrophosphate

CAS Number
10102-90-6
EC Number
233-279-4
Chemical Formula
Cu.xH4O7P2
Molecular Weight
241.52 g/mol

Description

Copper pyrophosphate (CAS 10102-90-6 ) is an inorganic copper salt used primarily as an electrolytic bath component in industrial metal finishing and electroplating operations. It deposits uniform, adherent copper layers across complex geometries. This chemical provides a high-performance alternative to traditional methods without the toxicity concerns associated with cyanide-based copper plating systems. It is essential for achieving high-quality surface finishes in modern manufacturing. In printed circuit board manufacturing, copper pyrophosphate electrolytes enable through-hole plating and fine-line circuitry deposition where dimensional accuracy and conductivity are critical. These properties are vital for high-end electronics. Textile and paper industries use it as a surface modification agent to impart antimicrobial or conductive properties to fiber substrates and coated materials. It allows for specialized functional coatings on various industrial surfaces. Leather finishing operations apply copper pyrophosphate-based treatments to achieve controlled surface chemistry and improved dye uptake. Packaging and printing processes also incorporate it to enhance ink adhesion or substrate wettability. Copper pyrophosphate is supplied as a blue-green crystalline powder or fine granules. Technical grade is the standard commercial form, with purity specifications typically ranging from 97% to 99% for industrial use. Buyers sourcing for electronics or precision plating applications should confirm bath-grade specifications with the supplier. This includes checking trace metal impurity limits to ensure the material meets specific process requirements. Contact us for supply of Copper pyrophosphate Request Quote

Other Names (Synonyms)

diphosphoric acid, unspecified copper salt | diphosphoric acid copper salt | Pyrophosphoric acid, copper salt | RefChem:1082191 | dicopper(2+) ion (phosphonatooxy)phosphonate | Copper(II) pyrophosphate | copper;phosphono dihydrogen phosphate | copper(2+) (phosphonooxy)phosphonic acid

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point1140 °C
Density4.2 g/cm³
AppearanceLight blue granules or powder
OdorOdorless
Water Solubility9mg/L at 20℃

Safety & Handling

Warning
GHS07· IrritantGHS09· Environment

Hazard Statements

H319Causes serious eye irritation
H332Harmful if inhaled
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H411Toxic to aquatic life with long lasting effects

Precautionary Statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P271Use only outdoors or in a well-ventilated area.
P273Avoid release to the environment.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P317Get emergency medical help.
P391Collect spillage.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P317If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.