61245

Copper(II) sulfate pentahydrate

purum p.a., crystallized, ≥99.0% (RT)

• Synonym(s): Cupric sulfate pentahydrate, Sulfuric acid, copper(II) salt (1:1) pentahydrate
• Linear Formula: CuSO₄ · 5H₂O
• CAS Number: 7758-99-8
• Molecular Weight: 249.69
• EC Number: 231-847-6
• MDL number: MFCD00149681
• UNSPSC Code: 12352302
• PubChem Substance ID: 329759406
• NACRES: NA.21

Properties

• vapor pressure: 7.3 mmHg ( 25 °C)
• Quality Level: 200
• grade: purum p.a.
• Assay: ≥99.0% (RT)
• form: crystalline
• quality: crystallized
• pH: 3.5-4.5 (25 °C, 50 mg/mL in H₂O)
• mp: 110 °C (dec.) (lit.)
• anion traces: chloride (Cl^-): ≤100 mg/kg
• cation traces: Ca: ≤50 mg/kg; Cd: ≤50 mg/kg; Co: ≤50 mg/kg; Fe: ≤100 mg/kg; K: ≤100 mg/kg; Na: ≤100 mg/kg; Ni: ≤100 mg/kg; Pb: ≤50 mg/kg; Zn: ≤500 mg/kg
• SMILES string: O.O.O.O.O.[Cu++].[O-]S([O-])(=O)=O
• InChI: 1S/Cu.H2O4S.5H2O/c;1-5(2,3)4;;;;;/h;(H2,1,2,3,4);5*1H2/q+2;;;;;;/p-2
• InChI key: JZCCFEFSEZPSOG-UHFFFAOYSA-L

Description

Application

• Efficient Removal of Nickel from Wastewater Using Copper Sulfate-Ammonia Complex Modified Activated Carbon: Adsorption Performance and Mechanism.: This study explores the use of copper sulfate-ammonia complex modified activated carbon for the efficient removal of nickel from wastewater. The research highlights the adsorption performance and underlying mechanisms, demonstrating the potential of this method for wastewater treatment (Wang et al., 2024).

Safety Information

• Pictograms: GHS05,GHS07,GHS09
• Signal Word: Danger
• Hazard Statements: H302,H318,H410
• Precautionary Statements: P264 - P273 - P280 - P301 + P312 - P305 + P351 + P338 - P391
• Hazard Classifications: Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1
• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves