11044

硫酸铝 十八水合物

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

• 别名: 水合硫酸铝
• 线性分子式: Al₂(SO₄)₃ · 18H₂O
• CAS号: 7784-31-8
• 分子量: 666.43
• EC號碼: 233-135-0
• 分類程式碼代碼: 12352302
• PubChem物質ID: 24846984
• NACRES: NA.21

属性

• 品質等級: 200
• 等級: puriss.
• 化驗: 100-110%
• 形狀: crystals or chunks
• 品質: meets analytical specification of Ph. Eur., BP
• 濃度: 51.0-59.0% Al₂(SO₄)₃
• 雜質: residual solvents, complies; ≤0.002% heavy metals (as Pb); ≤0.003% ammonium (NH₄); ≤0.2% sub.not precip.b.NH₄OH(SO₄)
• pH值: 2.5-4.0 (20 °C, 2%)
• 負離子痕跡: chloride (Cl^-): ≤50 mg/kg
• 正離子痕跡: As: ≤3 mg/kg; Fe: ≤50 mg/kg
• 適合性: complies for appearance of solution
• SMILES 字串: 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
• InChI 密鑰: KFCWRPFNNIEZRY-UHFFFAOYSA-H

说明

一般說明

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.

應用

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.

安全信息

• 象形圖: GHS05
• 訊號詞: Danger
• 危險聲明: H290,H314
• 防範說明: P234 - P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• 危險分類: Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A
• 儲存類別代碼: 8B - Non-combustible corrosive hazardous materials
• 水污染物質分類（WGK）: WGK 1
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable