| Description | |
|---|---|
| Catalogue Number | 106384 |
| Synonyms | Soda, Sodium Carbonate decahydrate |
| Product Information | |
|---|---|
| CAS number | 6132-02-1 |
| EC index number | 011-005-00-2 |
| EC number | 207-838-8 |
| Grade | Ph Eur,BP,E 500 |
| Hill Formula | CNa₂O₃ * 10 H₂O |
| Chemical formula | Na₂CO₃ * 10 H₂O |
| Molar Mass | 286.14 g/mol |
| HS Code | 2836 20 00 |
| Structure formula Image | |
| Physicochemical Information | |
|---|---|
| Density | 1.44 g/cm3 (20 °C) |
| Melting Point | 33 °C Elimination of water of crystallisation |
| pH value | 11 - 12 (50 g/l, H₂O, 25 °C) |
| Bulk density | 700 - 900 kg/m3 |
| Solubility | 210 g/l |
| Toxicological Information | |
|---|---|
| LD 50 oral | LD50 Rat 4090 mg/kg |
| Safety Information according to GHS | |
|---|---|
| Hazard Pictogram(s) |  |
| Hazard Statement(s) | H319: Causes serious eye irritation. |
| Precautionary Statement(s) | P280: Wear protective gloves/ protective clothing/ eye protection/ face protection. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. |
| 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). |
| Safety Information | |
|---|---|
| Hazard Symbols |  Irritant |
| Categories of danger | irritant |
| R Phrase | R 36 Irritating to eyes. |
| S Phrase | S 22-26 Do not breathe dust.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| Storage and Shipping Information | |
|---|---|
| Storage | Store at +15°C to +25°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 |
| Specifications | |
|---|---|
| Assay (acidimetric, Na₂CO₃) | 36.7 - 40.0 % |
| Assay (acidimetric; calculated on dried substance) | ≥ 99.0 % |
| Identity | passes test |
| Appearance of solution | passes test |
| Alkali hydroxides and Alkali hydrogen carbonates | passes test |
| Chloride (Cl) | ≤ 0.0050 % |
| Sulphate (SO₄) | ≤ 0.0100 % |
| Heavy metals (as Pb) | ≤ 0.0020 % |
| As (Arsenic) | ≤ 0.0002 % |
| Cu (Copper) | ≤ 0.0025 % |
| Fe (Iron) | ≤ 0.0020 % |
| Hg (Mercury) | ≤ 0.0001 % |
| Pb (Lead) | ≤ 0.0002 % |
| Zn (Zinc) | ≤ 0.0025 % |
| Residual solvents (ICH Q3C) | excluded by manufacturing process |
| Loss on drying (300 °C) | 55.0 - 65.0 % |
| Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental Impurities). Class 1-3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated (*). | |
| Corresponds to Ph Eur,BP,E 500 Conforms to the purity criteria on food additives according to the current European Commission Regulation. |
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