1.02067

Carbonato di calcio

precipitated for analysis of silicates EMSURE^®

• Formula condensata: CaCO₃
• Numero CAS: 471-34-1
• Peso molecolare: 100.09
• Beilstein: 8008338
• Numero MDL: MFCD00010906
• Codice UNSPSC: 12352302
• Numero indice EU: 207-439-9
• NACRES: NA.21
• Saggio: ≥99.0% (complexometric)
• Stato: solid
• Solubilità: 0.017 g/L

Proprietà

• Livello qualitativo: 300
• Nome Commerciale: EMSURE^®
• Saggio: ≥99.0% (complexometric)
• Stato: solid
• Potenza: 6450 mg/kg LD₅₀, oral (Rat); >2000 mg/kg LD₅₀, skin (Rat)
• Impurezze: ≤0.005% Substances insoluble in hydrochloric acid
• pH: 9.5-10.5 (20 °C, 100 g/L in H₂O, slurry)
• Punto di fusione: 825 °C (decomposition)
• Solubilità: 0.017 g/L
• Densità: 2.93 g/mL at 25 °C (lit.)
• Densità bulk: 300‑1400 kg/m³
• Anioni in tracce: chloride (Cl^-): ≤0.02%; sulfate (SO₄^2-): ≤0.01%
• Cationi in tracce: Ba: ≤0.02%; Fe: ≤0.001%; K: ≤0.002%; Mg: ≤0.02%; N: ≤0.01%; Na: ≤0.005%; Sr: ≤0.02%; heavy metals (as Pb): ≤0.001%
• Temperatura di conservazione: 10-30°C
• Stringa SMILE: [Ca++].[O-]C([O-])=O
• InChI: 1S/CH2O3.Ca/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2; VTYYLEPIZMXCLO-UHFFFAOYSA-L

Descrizione

Applicazioni

• Characterization of an advanced bone graft material with a nanocrystalline hydroxycarbanoapatite surface and dual phase composition.: The study characterizes an advanced bone graft material, emphasizing the role of calcium carbonate in enhancing the material′s structural and functional properties for biomedical applications (Borden et al., 2024).


• Discovery of a hyperalkaline liquid condensed phase: significance toward applications in carbon dioxide sequestration.: This study explores a hyperalkaline liquid phase rich in calcium carbonate, discussing its potential applications in carbon dioxide sequestration and environmental remediation (Bewernitz et al., 2024).

Risultati analitici

Assay (complexometric): ≥ 99.0 %
Substances insoluble in hydrochloric acid: ≤ 0.005 %
Chloride (Cl): ≤ 0.02 %
Sulfate (SO₄): ≤ 0.01 %
Total nitrogen (N): ≤ 0.01 %
Heavy metals (as Pb): ≤ 0.001 %
Ba (Barium): ≤ 0.02 %
Fe (Iron): ≤ 0.001 %
K (Potassium): ≤ 0.002 %
Mg (Magnesium): ≤ 0.02 %
Na (Sodium): ≤ 0.005 %
Sr (Strontium): ≤ 0.02 %

Note legali

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

Informazioni sulla sicurezza

• Codice della classe di stoccaggio: 13 - Non Combustible Solids
• Classe di pericolosità dell'acqua (WGK): nwg
• Punto d’infiammabilità (°F): Not applicable
• Punto d’infiammabilità (°C): Not applicable