31219

Calcium hydroxide

puriss. p.a., reag. Ph. Eur., ≥96%

• Linear Formula: Ca(OH)₂
• CAS Number: 1305-62-0
• Molecular Weight: 74.09
• EC Number: 215-137-3
• MDL number: MFCD00010901
• PubChem Substance ID: 329753684
• NACRES: NA.21

Properties

• Agency: USP/NF; reag. Ph. Eur.
• Quality Level: 100
• grade: puriss. p.a.
• assay: ≥96%
• form: powder
• impurities: ≤0.03% insoluble in hydrochloric acid; ≤3% CaCO₃
• pH: 12.4-12.6 (20 °C)
• density: 2.24 g/mL at 25 °C (lit.)
• anion traces: chloride (Cl^-): ≤50 mg/kg; sulfate (SO₄^2-): ≤500 mg/kg
• cation traces: Cu: ≤5 mg/kg; Fe: ≤500 mg/kg; Pb: ≤2 mg/kg; Zn: ≤5 mg/kg
• SMILES string: O[Ca]O
• InChI: 1S/Ca.2H2O/h;2*1H2/q+2;;/p-2
• InChI key: AXCZMVOFGPJBDE-UHFFFAOYSA-L

Description

General description

Calcium hydroxide is a calcium salt. It is employed in various pulp-capping agents and its influence on healthy and inflamed pulp has been described. Its antibacterial effects have been investigated. It has been employed in endodontic treatment.

Packaging

100, 100, 500, 500 g

1, 25 kg

Safety Information

• Pictograms: GHS05,GHS07
• Signal Word: Danger
• Hazard Statements: H315 - H318 - H335
• Precautionary Statements: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Dam. 1 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable