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Copper citrate

CAS Number
10402-15-0
EC Number
641-381-9
Chemical Formula
C6H8O7.xCu
Molecular Weight
255.67 g/mol

Description

Copper citrate (CAS 10402-15-0 ) is an inorganic copper salt of citric acid used across agriculture, food, and industrial applications as a source of bioavailable copper and a broad-spectrum biocide. Its chelated structure allows controlled copper release, making it effective in formulations where sustained activity or nutritional delivery is required. In agriculture, it is registered as a pesticide and fungicide active ingredient. It is applied to control fungal and bacterial pathogens on crops where copper bioavailability must be balanced against phytotoxicity risk. Food and feed manufacturers use it as a copper fortification agent in nutritional premixes. It is also used in mineral supplements and animal feed where a soluble, chelated copper source is preferred over inorganic sulfates. Water treatment formulators incorporate it for algae and microbial control. This includes use in industrial cooling systems and potable water applications. In pharmaceutical manufacturing, it functions as a copper source in parenteral nutrition solutions and micronutrient supplement formulations. Copper citrate is available as a fine powder or crystalline solid. It is supplied in technical grade for agricultural and industrial uses, and in food-grade or USP -compliant specifications for applications. These high-purity grades are essential for nutritional and pharmaceutical applications. Bulk packaging in fiber drums or bags is standard, with smaller quantities available for laboratory and formulation development use. Contact us for supply of Copper citrate Request Quote

Other Names (Synonyms)

Caswell No. 235B | Citric acid, copper salt | EPA Pesticide Chemical Code 044005 | COPPER CITRATE [WHO-DD] | RefChem:127856 | COPPER CITRATE [INCI] | 1,2,3Propanetricarboxylic acid, 2hydroxy, copper salt | 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, copper salt (1:?)

Key Technical Features

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

Physical Properties

Melting Point100°C (rough estimate)
Colorblue-green crystals, crystalline
Formsolid
Water Solubilityslightly soluble H2O
soluble ammonia, dilute acids [MER06]
Log P-1.721 (est)

Safety & Handling

Danger
GHS05· CorrosiveGHS07· Irritant

Hazard Statements

H302Harmful if swallowed
H315Causes skin irritation
H318Causes serious eye damage
H335May cause respiratory irritation

Precautionary Statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P270Do not eat, drink or smoke when using this product.
P271Use only outdoors or in a well-ventilated area.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P317Get emergency medical help.
P319Get medical advice/attention if you feel unwell.
P321Specific treatment (see … on this label).
P330Rinse mouth.
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
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.
P364Take off contaminated clothing and wash it before reuse.
P233Store in a well-ventilated place. Keep container tightly closed.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.