| Specifications | |
|---|---|
| Assay (complexometric) | 99.0 - 102.0 % |
| Insoluble matter | ≤ 0.005 % |
| Chloride (Cl) | ≤ 0.0005 % |
| Nitrate (NO₃) | ≤ 0.001 % |
| Heavy metals (as Pb) | ≤ 0.001 % |
| As (Arsenic) | ≤ 0.00005 % |
| Ca (Calcium) | ≤ 0.05 % |
| Cr (Chromium) | ≤ 0.0005 % |
| Fe (Iron) | ≤ 0.0002 % |
| K (Potassium) | ≤ 0.005 % |
| Mn (Manganese) | ≤ 0.0005 % |
| Na (Sodium) | ≤ 0.005 % |
| Corresponds to ACS | |
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Key Spec Table
| CAS # | EC Number | Hill Formula | Chemical Formula | Molar Mass | Grade Value |
|---|---|---|---|---|---|
| 7784-26-1 | 232-055-3 | AlH₄NO₈S₂ * 12 H₂O | NH₄Al(SO₄)₂ * 12 H₂O | 453.33 g/mol | ACS |
| Description | |
|---|---|
| Catalogue Number | 101031 |
| Synonyms | Alum ammonium, Ammonium alum |
| Product Information | |
|---|---|
| CAS number | 7784-26-1 |
| EC number | 232-055-3 |
| Grade | ACS |
| Hill Formula | AlH₄NO₈S₂ * 12 H₂O |
| Chemical formula | NH₄Al(SO₄)₂ * 12 H₂O |
| Molar Mass | 453.33 g/mol |
| HS Code | 2833 30 00 |
| Applications | |
|---|---|
| Application | Aluminium ammonium sulfate dodecahydrate for analysis EMSURE® ACS. Aluminium ammonium sulfate dodecahydrate CAS No. 7784-26-1, EC Number 232-055-3. Aluminium ammonium sulfate dodecahydrate MSDS (material safety data sheet) or SDS here. |
| Physicochemical Information | |
|---|---|
| Boiling point | 200 °C (1013 hPa) |
| Melting Point | 93 °C |
| pH value | 2.6 (100 g/l, H₂O, 25 °C) |
| Bulk density | 700 - 800 kg/m3 |
| Solubility | 150 g/l |
| Safety Information according to GHS | |
|---|---|
| Storage class | 10 - 13 Other liquids and solids |
| WGK | WGK 1 slightly water endangering |
| Disposal | 14 Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535). |
| Storage and Shipping Information | |
|---|---|
| Storage | Store at +5°C to +30°C. |
| Transport Information | |
|---|---|
| Declaration (railroad and road) ADR, RID | Kein Gefahrgut |
| Declaration (transport by air) IATA-DGR | No Dangerous Good |
| Declaration (transport by sea) IMDG-Code | No Dangerous Good |
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