
Copper Hydroxide CAS 20427-59-2 Powder
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REACH-registered product
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Copper Hydroxide CAS 20427-59-2 powder
Meta Description
Copper Hydroxide is an inorganic blue powder copper compound with REACH registration. Access MSDS download, specification sheet, physical data and bulk application information for import buyers.


Page Content
Copper Hydroxide, also known as Cupric Hydroxide, Copper(II) Hydroxide. The molecular formula is Cu(OH)₂. This substance carries CAS 20427-59-2 and holds valid REACH registration, with MSDS download available for compliance review.
Product Specification
| Item | Standard |
|---|---|
| Assay (Cu(OH)₂) | ≥98.0% |
| Appearance | Blue fine powder |
| Moisture | ≤2.0% |
| Insoluble residue | ≤0.5% |
Physical Properties
Copper Hydroxide appears as blue fine powder under ambient temperature. Density is around 3.37 g/cm³. It is practically insoluble in water, soluble in dilute acid and ammonia solution. The compound decomposes gradually when heated above 60℃ to form copper oxide.
Applications
Copper Hydroxide serves as a broad-spectrum fungicide for agricultural disease control. It is also used for manufacturing copper salts, pigment production, textile mordant, catalyst and anti-fouling paint raw material.
FAQ
What is the recommended packaging type for bulk shipments of Copper Hydroxide?
It is supplied in woven bags suitable for solid powder cargo, matching standard dry bulk chemical logistics.
What risks should be noted during storage of Copper Hydroxide?
Avoid high temperature and humid environment, as heat and moisture will trigger decomposition and quality decline.
Can Copper Hydroxide be used directly for EU agricultural formulation production?
REACH registration plus documents obtained via MSDS download meet the baseline compliance requirements for downstream formulation in EU regions.

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