Aluminum sulfate octadecahydrate
SIGALD/227617 - ≥97%
Synonym: Aluminum sulfate hydrate
CAS Number: 7784-31-8
Empirical Formula (Hill Notation): Al2S3O12· 18H2O
Molecular Weight: 666.43
EC Number: 233-135-0
Linear Formula: Al2(SO4)3 · 18H2O
Product Type: Chemical
| anion traces | chloride (Cl-): ≤0.005% |
| assay | ≥97% |
| 98.0-102.0% (ACS specification) | |
| cation traces | Ca: 0.01% |
| Fe: ≤0.002% | |
| heavy metals (as Pb): ≤0.001% | |
| K: 0.005% | |
| Mg: 0.002% | |
| Na: 0.02% | |
| form | chunks or granules |
| crystalline powder | |
| powder or crystals | |
| impurities | ≤0.01% insolubles |
| InChI | 1S/2Al.3H2O4S.9H2O/c;;3*1 |
| InChI key | KFCWRPFNNIEZRY-UHFFFAOYSA |
| Quality Level | 200 ![]() |
| reaction suitability | reagent type: catalyst core: aluminum |
| SMILES string | O=S(O)(O)=O.[AlH2][AlH2]. |
| Application: | Aluminum sulfate octadecahydrate has been used in the preparation of Gill′s no. 2 hematoxylin stain. |
| General description: | Aluminum sulfate is widely used as a coagulant in water treatment. |
| Packaging: | 100, 500 g in poly bottle |
| Packaging: | 2.5 kg in poly bottle |
| Symbol | GHS05 |
| Signal word | Danger |
| Hazard statements | H290 - H318 |
| Precautionary statements | P234 - P280 - P305 + P351 + P338 + P310 - P390 |
| Hazard Codes | Xi |
| Risk Statements | 41 |
| Safety Statements | 26-39 |
| RIDADR | UN3260 - class 8 - PG 3 - RQ - Corrosive solid, acidic, inorgani |
| WGK Germany | WGK 1 |
| Purity | ≥97%; 98.0-102.0% (ACS specification) |
| UNSPSC | 12352302 |


