Calcium chloride hexahydrate
ALDRICH/442909 - ≥95%
Synonym: Calcium dichloride hexahydrate
CAS Number: 7774-34-7
Empirical Formula (Hill Notation): CaCl2 · 6H2O
Molecular Weight: 219.08
MDL Number: MFCD00149616
Linear Formula: CaCl2 · 6H2O
Product Type: Chemical
| assay | ≥95% |
| density | 1.71 g/mL at 25 °C (lit.) |
| form | solid |
| InChI | 1S/Ca.2ClH.6H2O/h;2*1H;6* |
| InChI key | QHFQAJHNDKBRBO-UHFFFAOYSA |
| mp | 30 °C |
| Quality Level | 200 ![]() |
| reaction suitability | core: calcium |
| shipped in | wet ice |
| SMILES string | O.O.O.O.O.O.Cl[Ca]Cl |
| solubility | 219.1 g/L at 20 °C |
| storage temp. | 2-8°C |
| Application: | Calcium chloride hexahydrate is a phase changing material (PCM) that is widely used in solar energy storage and building applications. |
| General description: | Calcium chloride hexahydrate is a non-toxic salt hydrate that can be used in phase change heat storage of low temperature heat. It has a latent heat of fusion as high as 170-190 kJ/Kg and a melting temperature of 29-30°C. |
| Packaging: | 1, 2.5 kg in poly bottle |
| Symbol | GHS07 |
| Signal word | Warning |
| Hazard statements | H319 |
| Precautionary statements | P264 - P280 - P305 + P351 + P338 - P337 + P313 |
| Hazard Codes | Xi |
| Risk Statements | 36 |
| Safety Statements | 22-24 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥95% |
| mp | 30 °C |
| Density | 1.71 g/mL at 25 °C (lit.) |
| Storage Temp. | 2-8°C |
| UNSPSC | 12352302 |


