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Calcium hydroxide CAS#1305-62-0

Calcium hydroxide CAS#1305-62-0

Basic Information

Appearance: Calcium Hydroxide is a colorless crystal or white powder, typically obtained by mixing lime (CaO) with water, or through precipitation from CaCl2 and NaOH.


Natural Form: The natural mineral form of Calcium Hydroxide is known as "portlandite," a relatively rare mineral found in volcanic, plutonic, and metamorphic rocks.


Formation: It can also form in burning coal dumps, further showcasing its versatility and presence in various environments.


Chemical Composition: Calcium Hydroxide is produced when quicklime (CaO) is slaked with water, a process that makes it widely used in various industrial applications.

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product description

Product Description of ‌Calcium hydroxide CAS#1305-62-0

Calcium hydroxide is a colorless crystal/white powder, mainly produced by slaking quicklime (CaO) with water, or via (CaCl2-NaOH) precipitation. Natural form: portlandite (rare, found in rocks and coal dumps).


Product Application of Calcium hydroxide CAS#1305-62-0

Calcium hydroxide is used in food (pH adjustment, preservative, GMP-compliant), industry (bleaching powder, water treatment, construction), pharmaceuticals (antacid, disinfectant) and chemicals (lubricant additives, calcium salts). Japan limits use to 1.84% (1% Ca). Additional applications include CO₂ absorption, leather processing and organic synthesis.

Product Information

Parameters


Hazard CodesXi,C
Risk Statements41-34-37/38
Safety Statements26-39-45-36/37/39-27
OEBB
OELTWA: 5 mg/m3
WGK Germany1
F34
TSCAYes
HS Code2825 90 19
Hazardous Substances Data1305-62-0(Hazardous Substances Data)
ToxicityLD50 orally in rats: 7.34 g/kg (Smyth)


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