Calcium hydroxide

Ca(OH)₂

74.09

MFCD00010901

215-137-3

Replaces: CX0220; CX0220-1

Assay (acidimetric): ≥ 96.0 %
Substances insoluble in hydrochloric acid: ≤ 0.03 %
Carbonate (as CaCO₃): ≤ 3.0 %
Chloride (Cl): ≤ 0.005 %
Sulfur compounds (as SO₄): ≤ 0.1 %
Heavy metals (as Pb): ≤ 0.003 %
Fe (Iron): ≤ 0.05 %
K (Potassium): ≤ 0.05 %
Mg (Magnesium): ≤ 0.5 %
Na (Sodium): ≤ 0.05 %
Sr (Strontium): ≤ 0.05 %
Conforms ACS, Reag. Ph. Eur.

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

300

ACS reagent

reag. Ph. Eur.

≥96.0% (acidimetric)

solid

7340 mg/kg LD₅₀, oral (Rat)

12.6 (20 ℃ in H₂O, saturated solution)

550 ℃ (decomposition)

1.7 g/L

2.24 g/cm³ at 20 ℃

400 kg/m³

carbonate (CO₃^2-): ≤3.0% (as CaCO₃)
chloride (Cl^-): ≤0.005%
sulfur compounds (as SO₄^2-): ≤0.1%

Fe: ≤ 0.05%
K: ≤ 0.05%
Mg: ≤ 0.5%
Na: ≤ 0.05%
Sr: ≤ 0.05%
heavy metals (as Pb): ≤ 0.003%

2-30℃

1S/Ca.2H2O/h;2*1H2/q+2;;/p-2

AXCZMVOFGPJBDE-UHFFFAOYSA-L

GHS05,GHS07

Danger

H315 - H318 - H335

P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338

Eye Dam. 1 - Skin Irrit. 2 - STOT SE 3

Respiratory system

13 - Non Combustible Solids

WGK 1