11044

Aluminum sulfate octadecahydrate

puriss., meets analytical specification of Ph. Eur., BP, 100-110%, 51.0-59.0% Al₂(SO₄)₃ basis

• Sinónimos: Aluminum sulfate hydrate
• Fórmula lineal: Al₂(SO₄)₃ · 18H₂O
• Número de CAS: 7784-31-8
• Peso molecular: 666.43
• Número CE: 233-135-0
• Código UNSPSC: 12352302
• ID de la sustancia en PubChem: 24846984
• NACRES: NA.21

Propiedades

• Nivel de calidad: 200
• grado: puriss.
• Ensayo: 100-110%
• Formulario: crystals or chunks
• calidad: meets analytical specification of Ph. Eur., BP
• concentración: 51.0-59.0% Al₂(SO₄)₃
• impurezas: residual solvents, complies; ≤0.002% heavy metals (as Pb); ≤0.003% ammonium (NH₄); ≤0.2% sub.not precip.b.NH₄OH(SO₄)
• pH: 2.5-4.0 (20 °C, 2%)
• trazas de anión: chloride (Cl^-): ≤50 mg/kg
• trazas de catión: As: ≤3 mg/kg; Fe: ≤50 mg/kg
• idoneidad: complies for appearance of solution
• cadena SMILES: O=S(O)(O)=O.[AlH2][AlH2].O
• InChI: 1S/2Al.3H2O4S.9H2O/c;;3*1-5(2,3)4;;;;;;;;;/h;;3*(H2,1,2,3,4);9*1H2/q2*+3;;;;;;;;;;;;/p-6
• Clave InChI: KFCWRPFNNIEZRY-UHFFFAOYSA-H

Descripción

Descripción general

Aluminum sulfate octadecahydrate (Al₂(SO₄)₃.18H₂O) is a hydrated aluminum salt. It is used as a catalyst and cross-linker during chemical reactions. Aluminum sulfate octadecahydrate is also used as a coagulating agent/flocculating agent in the purification of drinking water and wastewater treatment plants. It is also used in the paper industry for sizing.

Aplicación

Aluminum sulfate octadecahydrate is used:

• As a trace water source in the synthesis of cancrinite zeolite from geophagic clay.
• In the solvent free synthesis of ZSM-5 Zeolites from rice husk silica.
• In the preparation of polymeric metal complex dyes.

Información de seguridad

• Pictogramas: GHS05
• Palabra de señalización: Danger
• Frases de peligro: H290,H314
• Consejos de prudencia: P234 - P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Clasificaciones de peligro: Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A
• Código de clase de almacenamiento: 8B - Non-combustible corrosive hazardous materials
• Clase de riesgo para el agua (WGK): WGK 1
• Punto de inflamabilidad (°F): Not applicable
• Punto de inflamabilidad (°C): Not applicable