calcium dihydroxide (CAS 1305-62-0) — formula CaH2O2, molecular weight 73.97 g/mol; category inorganic chemicals.
calcium dihydroxide (CAS 1305-62-0) is a chemical raw material in the inorganic chemicals category. Its molecular formula CaH2O2 comprises 1 Ca, 2 H, 2 O atoms. Its molecular weight is about 73.97 g/mol. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 1305-62-0 |
|---|---|
| Molecular Formula | CaH2O2 |
| Molecular Weight | 73.97 g/mol |
| Applications | CIR ingredient: Calcium Hydroxide, mortar, plaster, cement, lubricants, drilling fluids |
| Category | Inorganic Chemicals|Fine Chemicals|Acidity Regulators|Food Processing Aids |
Documented applications: CIR ingredient: Calcium Hydroxide, mortar, plaster, cement, lubricants, drilling fluids.
calcium dihydroxide is an inorganic compound with CAS registry number 1305-62-0 and molecular formula CaH2O2 (molecular weight 73.97 g/mol), belonging to the inorganic chemicals segment of chemical raw materials.
CAS number: 1305-62-0
Its molecular formula CaH2O2 comprises 1 Ca, 2 H, 2 O atoms.
Also known as: calcium dihydroxide · Calcium Hydroxide · Food grade calcium hydroxide
Category: inorganic chemicals / fine chemicals / chemical / food additives
The CAS registry number of calcium dihydroxide is 1305-62-0.
Molecular formula CaH2O2, molecular weight 73.97 g/mol.
It is also registered under: calcium dihydroxide, Calcium Hydroxide, Food grade calcium hydroxide.
Recorded applications: CIR ingredient: Calcium Hydroxide, mortar, plaster, cement, lubricants, drilling fluids.
Category: Inorganic Chemicals / Fine Chemicals / Acidity Regulators / Food Processing Aids.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for calcium dihydroxide (CAS 1305-62-0), compiled from public chemistry databases.
| CAS Number | 1305-62-0 |
|---|---|
| PubChem CID | 6093208 |
| Molecular Formula | CaH2O2 |
| Molecular Weight | 73.97 g/mol |
| IUPAC Name | calcium dihydroxide |
| InChIKey | AXCZMVOFGPJBDE-UHFFFAOYSA-L |
| UNII (FDA) | PF5DZW74VN |
| Molecular Weight | 74.09 |
|---|---|
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 73.9680702 |
| Monoisotopic Mass | 73.9680702 |
| Topological Polar Surface Area | 2 |
| Heavy Atom Count | 3 |
| Solubility | 0.2 % at 32 °F (NIOSH, 2024) |
|---|---|
| Solubility | In water, 1730 mg/L at 20 °C |
| Solubility | (32 °F): 0.2% |
| Density | 2.24 |
| Density | 2.343 @25 °C |
| Vapor Pressure | 0 mmHg (approx) (NIOSH, 2024) |
| Vapor Pressure | 0 mmHg (approx) |
| Decomposition | 580 °C |
| Other Experimental Properties | Loses water at 580 °C |
CALCIUM HYDROXIDE; 1305-62-0; Slaked lime; Hydrated lime; Lime hydrate; Calcium hydrate; Lime water; Calcium hydroxide (Ca(OH)2); Hydralime; Slaked-lime; Lime milk; Calcarea caustica; INS NO.526; PF5DZW74VN; E-526; CHEBI:31341
| GHS notifications | 0.4% (28 / 6644) |
|---|
| GHS notifications | 0.4% (28 / 6644) |
|---|---|
| Notified hazard statements | H314 (22.4%), H315 (45.3%), H318 (76.9%), H335 (38.9%), H370, H373, H402 |
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
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