CuH10O9S
249.69 g/mol
AgrochemicalDanger
Copper sulfate pentahydrate
CAS7758-99-8
Category
Agrochemical
Compound Class
Inorganic Salt
Primary Use
Fungicide and pesticide active ingredient
Copper sulfate pentahydrate is an inorganic salt hydrate used as a fungicide and pesticide active ingredient in agricultural crop protection. It is also employed in laboratory reagents and as an antidote to phosphorus poisoning.
Fungicide and pesticide active ingredientComponent of Fehling's solution for reducing sugar testingAntidote to phosphorus
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongStructure SimilarSimilarity 1.00
Calcium sulfate
CAS7778-18-9
Cement and plaster production
StrongStructure SimilarSimilarity 1.00
Potassium sulfate
CAS7778-80-5
Fertilizer for chloride-sensitive crops
StrongStructure SimilarSimilarity 1.00
Manganese(II) sulfate
CAS7785-87-7
Fertilizer and animal feed additive
StrongStructure SimilarSimilarity 1.00
Sodium sulfate
CAS7757-82-6
commodity chemical for detergents and glass
ReferenceSame Category
Ammonium sulfamate
CAS7773-06-0
broad spectrum herbicide
ReferenceSame Category
Tribasic potassium phosphate
CAS7778-53-2
fertilizer and soil pH regulator
ReferenceSame Category
Ammonium thiosulfate
CAS7783-18-8
Fungicide and fertilizer
ReferenceSame Category
Ammonium sulfate
CAS7783-20-2
soil fertilizer
Related Reading
Safety Reference
Danger
H302Harmful if swallowed
H318Causes serious eye damage
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H315Causes skin irritation
H319Causes serious eye irritation
H290May be corrosive to metals
H314Causes severe skin burns and eye damage
H411Toxic to aquatic life with long lasting effects
H317May cause an allergic skin reaction
H341Suspected of causing genetic defects
H361Suspected of damaging fertility or the unborn child
H370Causes damage to organs
H372Causes damage to organs through prolonged or repeated exposure
H373May cause damage to organs through prolonged or repeated exposure
Customs Tariff Classification
The international HS code for Copper sulfate pentahydrate (CAS 7758-99-8) is 2833.25.
HS code (international, 6-digit)
2833.25
EU CN code (8-digit)
2833 25 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
copper;sulfate;pentahydrate
InChIKey
JZCCFEFSEZPSOG-UHFFFAOYSA-L
SMILES
O.O.O.O.O.[O-]S(=O)(=O)[O-].[Cu+2]
Synonyms (41)
- Cupric sulfate (USP)
- Blue Vicking
- Blue copper AS
- Bluestone
- COPPER (AS CUPRIC SULFATE)
- COPPER SULFATE
- COPPERFINE-ZINC
- CUPRUM SULPHURICUM
- Calcanthite
- Caswell No. 256
- Copper sulfate pentahydrate
- Copper(II) Sulfide Powder
- Cupric Sulfate
- Cupric sulfate pentahydrate
- Cupric sulphate 5-hydrate
- Kupfersulfat-pentahydrat
- Kupfervitriol
- Kupfervitriol [German]
- NATURAL CHALCANTHITE
- Salzburg vitriol
- Sentry AQ mardel coppersafe
- Triangle
- Vencedor
- copper sulphate pentahydrate
- copper sulphate(5.H2O)
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