1.02161

Calcium sulfate dihydrate

precipitated for analysis EMSURE^®

• 別名: Calcium sulfate dihydrate
• 実験式（ヒル表記法）: CaO₄S · 2H₂O
• CAS番号: 10101-41-4
• 分子量: 172.17
• MDL番号: MFCD00149625
• UNSPSCコード: 12352302
• EC Index Number: 231-900-3
• NACRES: NA.21
• アッセイ: 99.0-102.0% (complexometric)
• フォーム: solid
• 溶解性: 2 g/L

特性

• 品質水準: 300
• 製品種目: EMSURE^®
• アッセイ: 99.0-102.0% (complexometric)
• フォーム: solid
• 有効性: >10000 mg/kg LD₅₀, oral (Rat)
• 不純物: ≤0.01% Substances insoluble in hydrochloric acid
• pH: 7.0 (20 °C, 50 g/L in H₂O, slurry)
• 溶解性: 2 g/L
• 密度: 2.32 g/cm³ at 20 °C
• かさ密度: 400‑600 kg/m³
• 微量陰イオン: carbonate (CO₃^2-): passes test; chloride (Cl^-): ≤0.005%; nitrate (NO₃^-): passes test
• 微量陽イオン: Fe: ≤0.001%; K: ≤0.005%; Mg: ≤0.01%; Na: ≤0.2%; Sr: ≤0.05%; heavy metals (as Pb): ≤0.002%
• 保管温度: 2-30°C
• SMILES記法: [Ca+2].[S](=O)(=O)([O-])[O-].O.O
• InChI: 1S/Ca.H2O4S.2H2O/c;1-5(2,3)4;;/h;(H2,1,2,3,4);2*1H2/q+2;;;/p-2
• InChI Key: PASHVRUKOFIRIK-UHFFFAOYSA-L

詳細

アプリケーション

• Acid leaching technology for post-consumer gypsum purification.: This research presents a novel method for purifying post-consumer gypsum, primarily composed of calcium sulfate dihydrate, through acid leaching, highlighting advancements in recycling and environmental management of gypsum waste (Castro-Diaz et al., 2023).


• Gypsum-Related Impact on Antibiotic-Loaded Composite Based on Highly Porous Hydroxyapatite-Advantages and Disadvantages.: This study evaluates the influence of gypsum in antibiotic-loaded composites, offering significant findings on the biomedical applications of calcium sulfate dihydrate in drug delivery systems (Zalewska et al., 2023).


• Organic solvent-free synthesis of calcium sulfate hemihydrate at room temperature.: Details a groundbreaking method for synthesizing calcium sulfate hemihydrate without organic solvents, contributing to greener and more sustainable chemical processes in industrial and laboratory settings (Reigl et al., 2024).

アナリシスノート

Assay (complexometric): 99.0 - 102.0 %
Substances insoluble in hydrochloric acid: ≤ 0.01 %
Carbonate (CO₃): passes test
Chloride (Cl): ≤ 0.005 %
Nitrate (NO₃): passes test
Heavy metals (as Pb): ≤ 0.002 %
Fe (Iron): ≤ 0.001 %
K (Potassium): ≤ 0.005 %
Mg (Magnesium): ≤ 0.01 %
Na (Sodium): ≤ 0.2 %
Sr (Strontium): ≤ 0.05 %

法的情報

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

安全性情報

• 保管分類コード: 13 - Non Combustible Solids
• WGK: WGK 1
• 引火点(°F): Not applicable
• 引火点(℃): Not applicable