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Copper(II) sulfate pentahydrate

CAS No.
7758-99-8
Chemical Name:
Copper(II) sulfate pentahydrate
Synonyms
COPPER SULPHATE PENTAHYDRATE;malachite;Copper (II) sulfate;Copper(Ⅱ) sulfate pentahydrate;Copper (II) sulfate pentahydrate (as Cu);csp;CUPRIC SULFATE, ACS;Copper sulfate,medicinal;COPPER(II) SULPHATE PENTAHYDRATE;Copper(II)Sulfatepentahydrate,99.995%
CBNumber:
CB6705282
Molecular Formula:
CuH10O9S
Molecular Weight:
249.68
MDL Number:
MFCD00149681
MOL File:
7758-99-8.mol
MSDS File:
SDS
Last updated:2026-01-13 11:24:16
Product description Number Pack Size Price
Copper(II) sulfate solution 4 % (w/v) (prepared from copper (II) sulfate pentahydrate) C2284 25 mL $47.6
Copper(II) sulfate pentahydrate purum p.a., crystallized, ≥99.0% (RT) 61245 500g $124
Copper(II) sulfate pentahydrate ≥99.9% (trace metals basis) 939315 1 unit $105
Copper(II) sulfate pentahydrate purum p.a., crystallized, ≥99.0% (RT) 61245 1kg $182
Copper(II) sulfate pentahydrate purum p.a., crystallized, ≥99.0% (RT) 61245 6x1kg $1040
More product size

Copper(II) sulfate pentahydrate Properties

Melting point 110 °C (dec.)(lit.)
Density 2.284
vapor pressure 7.3 mm Hg ( 25 °C)
refractive index 1.537
storage temp. Store at +5°C to +30°C.
solubility 320 g/L (20°C)
form Solid
color fine blue crystals
Specific Gravity 2.284
PH 3.5-4.5 (25℃, 50mg/mL in H2O)
Odor blue cryst. or cryst. gran. or powd., odorless
Water Solubility 320 g/L (20 ºC)
Merck 14,2653
Exposure limits ACGIH: TWA 1 mg/m3
NIOSH: IDLH 100 mg/m3; TWA 1 mg/m3
InChI 1S/Cu.H2O4S.5H2O/c;1-5(2,3)4;;;;;/h;(H2,1,2,3,4);5*1H2/q+2;;;;;;/p-2
InChIKey JZCCFEFSEZPSOG-UHFFFAOYSA-L
SMILES O.O.O.O.O.[Cu++].[O-]S([O-])(=O)=O
CAS DataBase Reference 7758-99-8(CAS DataBase Reference)
EWG's Food Scores 1
NCI Dictionary of Cancer Terms CSP
FDA UNII LRX7AJ16DT
EPA Substance Registry System Copper sulfate pentahydrate (7758-99-8)
Pesticides Freedom of Information Act (FOIA) Copper sulfate pentahydrate
UNSPSC Code 51211624
NACRES NA.71

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictogramsGHS hazard pictogramsGHS hazard pictograms
GHS05,GHS07,GHS09
Signal word  Danger
Hazard statements  H302-H318-H410
Precautionary statements  P264-P270-P273-P280-P301+P312-P305+P351+P338
Hazard Codes  Xn,N,Xi
Risk Statements  22-36/38-50/53-52/53-36-36/37/38-20/21/22-51/53
Safety Statements  22-60-61-26-36
RIDADR  UN 3288 6.1/PG 3
WGK Germany  2
RTECS  GL8900000
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  28332500
Storage Class 13 - Non Combustible Solids
Hazard Classifications Acute Tox. 4 Oral
Aquatic Acute 1
Aquatic Chronic 1
Eye Dam. 1
Hazardous Substances Data 7758-99-8(Hazardous Substances Data)
Toxicity LD50 orally in rats: 960 mg/kg (Smyth)
Limited Quantities 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)
NFPA 704
0
2 1

Copper(II) sulfate pentahydrate price More Price(122)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich C2284 Copper(II) sulfate solution 4 % (w/v) (prepared from copper (II) sulfate pentahydrate) 7758-99-8 25 mL $47.6 2025-07-31 Buy
Sigma-Aldrich 61245 Copper(II) sulfate pentahydrate purum p.a., crystallized, ≥99.0% (RT) 7758-99-8 500g $124 2025-07-31 Buy
Sigma-Aldrich 939315 Copper(II) sulfate pentahydrate ≥99.9% (trace metals basis) 1 unit $105 2025-07-31 Buy
Sigma-Aldrich 61245 Copper(II) sulfate pentahydrate purum p.a., crystallized, ≥99.0% (RT) 7758-99-8 1kg $182 2025-07-31 Buy
Sigma-Aldrich 61245 Copper(II) sulfate pentahydrate purum p.a., crystallized, ≥99.0% (RT) 7758-99-8 6x1kg $1040 2025-07-31 Buy
Product number Packaging Price Buy
C2284 25 mL $47.6 Buy
61245 500g $124 Buy
939315 1 unit $105 Buy
61245 1kg $182 Buy
61245 6x1kg $1040 Buy

Copper(II) sulfate pentahydrate Chemical Properties,Uses,Production

Description

Copper(II) sulfate pentahydrate is known as blue vitriol. It is an odorless blue crystal that readily dissolves in water. It is also soluble in methanol, glycerol and slightly soluble in ethanol. The highly toxic, non-combustible has a nauseating metallic taste and turns white when dehydrated. Structurally, in the pentahydrate molecule, each copper(II) ions is surrounded by four water molecules in the corners and the fifth water molecule is attached by hydrogen bonding. Copper (II) sulfate has many applications including preparation of Bordeaux mixture, a fungicide preparation. Electroplating, timber preservation and textile industry use copper (II) sulfate.

Chemical Properties

Copper sulfate is a greenish-white crystalline solid; the pentahydrate is Blue powder or granules, or ultramarine crystalline solid.

Uses

Used as a source of Cu2+ ions

Uses

Anhydr salt for detecting and removing trace amounts of water from alcohols and other organic Compounds; as fungicide. Pentahydrate as agricultural fungicide, algicide, bactericide, herbicide; food and fertilizer additive; in insecticide mixtures; in manufacture of other Cu salts; as mordant in textile dyeing; in preparation of azo dyes; in preserving hides; in tanning leather; in preserving wood; in electroplating solutions; as battery electrolyte; in laundry and metal-marking inks; in petroleum refining; as flotation agent; pigment in paints, varnishes and other materials; in mordant baths for intensifying photographic negatives; in pyrotechnic compositions; in water-resistant adhesives for wood; in metal coloring and tinting baths; in antirusting compositions for radiator and heating systems; as reagent toner in photography and photoengraving; etc.

Uses

Copper (II) sulfate pentahydrate salt may be used for the fabrication of copper nanoparticles by chemical reduction. The pentahydrate salt of copper may be used as a catalyst for the conversion of aromatic aldehydes to primary amides via aldoximes. Reduced graphene oxide-supported copper nanoparticles (rGO/Cu NPs) may be prepared by copper (II) sulfate pentahydrate and graphitic precursors. An aqueous electrolytic bath containing CuSO4.5H2O as one of the constituents was used for the preparation of Cu2ZnSnS4 (CZTS) thin film solar cell. Ferric chloride hexahydrate (FeCl3.6H2O) and copper(II) sulfate pentahydrate (CuSO4.5H2O) may be used to fabricate Fe-Cu binary oxide sorbents for arsenic removal applications.

Application

Copper(II) sulfate pentahydrate has been used:
as an additive in trace element solution preparation in solid glucose minimal media.
as a component of adamsII solution in Pneumococcal media.
in the preparation of alginate gel for drug encapsulation.
Copper(II) sulfate is an inorganic Lewis acid commonly used to promote acid catalyzed organic reactions. It is used as a reagent for the synthesis of copper carbenoids. It can also act as an effective redox catalyst in combination with other mixed oxidizing systems.
Copper Sulfate Pentahydrate Fine Crystals serve as the main ingredient for manufacturing Bordeaux and Burgundy mixtures that are used as algaecides, both on the farm and to ensure safe water supplies. Bordeaux mixtures are also employed to adjust and maintain copper deficient soils to optimum levels.

Definition

A green mineral consisting of copper(II) carbonate and hydroxide (CuCO3.Cu(OH)2). It is used as an ore and a pigment.

Definition

malachite: Apresumptive test for blood. Thereagent is the dye leucomalachitegreen dissolved in water along withsodium perborate (NaBO3). A bluegreencolour indicates a positive result.

Definition

ChEBI: Copper(II) sulfate pentahydrate is the pentahydrate of copper(2+) sulfate. A bright blue crystalline solid. It is a hydrate and a metal sulfate. It contains a copper(II) sulfate.

General Description

Blue crystalline granules or powder. Melting point 110°C (with decomposition). Non-combustible. Nauseating metallic taste. Odorless. White when dehydrated.

Air & Water Reactions

Slowly effloresces in air. Water soluble.

Reactivity Profile

Copper sulfate pentahydrate can be dehydrated by heating. Serves as a weak oxidizing agent. Causes hydroxylamine to ignite. Gains water readily. The hydrated salt is vigorously reduced by hydroxylamine [Mellor 8:292(1946-1947)]. Both forms are incompatible with finely powdered metals. Both are incompatible with magnesium, corrode steel and iron, may react with alkalis, phosphates, acetylene gas, hydrazine, or nitromethane, and may react with beta-naphthol, propylene glycol, sulphathiazole and triethanolamine if the pH exceeds 7 . Both act as acidic salts, corrode metals and irritate tissues.

Fire Hazard

Literature sources indicate that Copper sulfate pentahydrate is nonflammable.

reaction suitability

reagent type: catalyst
core: copper

Potential Exposure

Copper sulfate is used as intermediate and wood preservative; also used in production of copper compounds; to detect and to remove trace amounts of water from alcohols and organic compounds; as a fungicide and algicide; in veterinary medicine and others.

Shipping

UN3288 Toxic solids, inorganic, n.o.s., Hazard Class: 6.1; Labels: 6.1-Poisonous materials, Technical Name Required. UN3077 Environmentally hazardous substances, solid, n.o.s., Hazard class: 9; Labels: 9-Miscellaneous hazardous material, Technical Name Required.

Incompatibilities

Aqueous solution is an acid. May form explosive materials on contact with acetylene and nitromethane. Incompatible with strong bases; hydroxylamine, magnesium; zirconium, sodium hypobromite, hydrazine.

Toxics Screening Level

The screening levels for both of the above-mentioned copper compounds are 10 μg/m 3 based on 8 hour averaging.

Waste Disposal

Copper-containing soluble wastes can be concentrated through the use of ion exchange, reverse osmosis, or evaporators to the point where copper can be electrolytically removed and sent to a reclaiming firm. If recovery is not feasible, the copper can be precipitated through the use of caustics and the sludge deposited in a chemical waste landfill Add soda ash to waste CuSO4 solution; let stand 24 hours. Decant and neutralize solution before flushing to sewer. Landfill sludge.

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View Lastest Price from Copper(II) sulfate pentahydrate manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Copper sulfate pentahydrate pictures 2026-03-13 Copper sulfate pentahydrate
7758-99-8
0.99 RongNa Biotechnology Co.,Ltd
Copper(II) sulfate pentahydrate pictures 2026-03-13 Copper(II) sulfate pentahydrate
7758-99-8
US $0.00-0.00 / kg 1kg 99.5% 1000kg WUHAN FORTUNA CHEMICAL CO., LTD
Copper sulfate pentahydrate pictures 2026-03-06 Copper sulfate pentahydrate
7758-99-8
US $10.00 / KG 100KG 99% 100 mt Hebei Chuanghai Biotechnology Co., Ltd

Copper(II) sulfate pentahydrate Spectrum

Copper (II) sulfate pentahydrate (as Cu) Copper(II) sulfate pentahydrate, extra pure, Ph Eur, USP, BP Copper(II) sulfate pentahydrate, extra pure, Ph Eur, USP, BP, DAC Copper(II) sulfate pentahydrate, reagent grade, ACS, ISO "Copper(II) sulfate, pentahydrate/ 99%" CUPRIC SULFATE, ACS Copper sulfate,medicinal Copper(ii) sulfate pentahydrate, 99+%, for analysis COPPER(II) SULFATE PENTAHYDRATE, 98%, EXTRA PURE COPPER(II) SULFATE PENTAHYDRATE, 98+%, FOR ANALYSIS ACS Copper(II) sulfate pentahydrate, for analysis Copper(II) sulfate pentahydrate, for analysis ACS Copric sulfate cupric sulfate crystal copperfine-zinc Hi-chel natural chalcanthite Copper(Ⅱ) sulfate pentahydrate malachite CUPRIC SULFATE PENTAHYDRATE CELLCULTURE TESTED COPPER(II) SULFATE-5-HYDRATE R. G., REAG . ACS, REAG. PH. EUR. COPPER(II) SULFATE PENTAHYDRATE 98+% & CUPRIC SULFATE PENTAHYDRATE ACS REAGENT COPPER(II) SULFATE PENTAHYDRATE, REAGENTPLUS TM, ~99% COPPER, VOLUMETRIC STANDARD, SOLUTION IN WATER COPPER(II) SULFATE PENTAHYDRATE, PH EUR COPPER (II) SULFATE SOLUTION CUPRIC SULFATE PENTAHYDRATE USP COPPER(II) SULFATE PENTAHYDRATE, 98+%, A .C.S. REAGENT CUPRIC SULFATE PENTAHYDRATE, ACS, CRYSTA LLIZED Copper(II) sulfate pentahydrate, 99.995% metals basis COPPER(II) SULFATE PENTAHYDRATE, 99.999% COPPER(II) SULFATE-5-HYDRATE EXTRA PURE, DAB, PH. EUR., B. P., U. S. P. CUPRIC SULFATE PLANT CELL CULTURETESTED CopperSulphatePentahydrateBp CopperSulphateUsp CopperSulphate(IndustrailGrade&FeedGradea) CopperSulphatePentahydrateFeedGrade98% CopperSulphate(IndustrailGrade&FeedGrade) CupricSulphateExtraPure(Pentahydrate) CopperSulphateAr CupricSulphateGr(Pentahydrate) CopperSulphate5H2OAcs Copper(II)Sulfatepentahydrate,99.995% Copper(II)sulfatepentahydrate,ACS,98.0-102.0% Copper(II)sulphatepentahydrate,99% Copper sulfate,feeded Cupric sulfate,feeded CUPRI SULFAS PENTAHYDRICUS CUPRIC SULPHATE HYDRATED CUPRIC SULPHATE, PENTAHYDRATE CUPRIC SULFATE, PENTAHYDRATE CUPRIC SULFATE TS CUPRIC SULPHATE 5H2O CUPRIC SULPHATE 5-HYDRATE CUPRIC SULFATE, 5-HYDRATE COPPER SULFATE 5H20 COPPER SULFATE, PENTAHYDRATE