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Copper nitrate

CAS Number
3251-23-8
EC Number
221-838-5
Chemical Formula
Cu.2HNO3
Molecular Weight
187.56 g/mol

Description

Copper nitrate (CAS 3251-23-8 ), also sold as cupric nitrate, is an inorganic copper salt used industrially as an oxidizing agent, catalyst precursor, and biocidal active. It delivers soluble copper ion in concentrated, reactive form across a broad range of manufacturing and treatment processes. In water treatment, it functions as a biocide and algaecide. It is used for controlling microbial growth in industrial cooling systems and process water circuits. Textile and leather processors use it as a mordant and surface treatment agent. This helps to fix dyes and impart antimicrobial finishes to finished goods. In catalyst manufacturing, it serves as a copper precursor for preparing supported metal oxide catalysts. These catalysts are used in chemical synthesis and emissions control. Agriculture applications include its use as a micronutrient copper source in foliar sprays and soil correction. These programs target copper-deficient crops. Copper nitrate is supplied as blue crystalline trihydrate or hexahydrate solids, with the trihydrate being the most prevalent form. Technical grade is standard for industrial and agricultural supply, with purity specifications typically ranging from 98% to 99%. Bulk quantities are available in bags or drums. Packaging is suited to moisture-sensitive handling requirements. This ensures the material remains stable and effective for various industrial and chemical manufacturing applications. Contact us for supply of Copper nitrate Request Quote

Other Names (Synonyms)

copper(II) nitrate | Cupric nitrate | copper dinitrate

Key Technical Features

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

Physical Properties

Melting Point255-256 °C
Density3.05 g/cm³
Appearanceblue crystalline solid
Colorblue-green orthorhombic crystals, crystalline
hygroscopic
Formblue-green orthorhombic crystals
Water SolubilitySoluble
Vapor Pressure0Pa at 25℃

Safety & Handling

Danger
GHS03· OxidizerGHS05· CorrosiveGHS06· ToxicGHS07· IrritantGHS09· Environment

Hazard Statements

H270May cause or intensify fire; oxidizer
H272May intensify fire; oxidizer
H301Toxic if swallowed
H302Harmful if swallowed
H314Causes severe skin burns and eye damage
H315Causes skin irritation
H318Causes serious eye damage
H319Causes serious eye irritation
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H411Toxic to aquatic life with long lasting effects

Precautionary Statements

P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P220Keep away from clothing and other combustible materials.
P244Keep valves and fittings free from oil and grease.
P260Do not breathe dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P270Do not eat, drink or smoke when using this product.
P273Avoid release to the environment.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P316Get emergency medical help immediately.
P317Get emergency medical help.
P321Specific treatment (see … on this label).
P330Rinse mouth.
P363Wash contaminated clothing before reuse.
P391Collect spillage.
P403Store in a well-ventilated place.
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P316Get emergency medical help immediately.
P317Get emergency medical help.
P352IF ON SKIN: Wash with plenty of water.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P317Get emergency medical help.
P317If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P364Take off contaminated clothing and wash it before reuse.
P376In case of fire: Stop leak if safe to do so.
P378Use … for extinction.
P331Rinse mouth. Do NOT induce vomiting.
P354IF ON SKIN: Take off immediately all contaminated clothing. Rinse skin with water/shower.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

UN Number3085
ADR Class5.1
Packing GroupIII
WGK (Germany)3