| Description | |
|---|---|
| Catalogue Number | 106267 |
| Replaces | SX0255; SX0255-1; SX0255-3; SX0255-20 |
| Product Information | |
|---|---|
| CAS number | 6131-90-4 |
| EC number | 204-823-8 |
| Grade | ACS,ISO,Reag. Ph Eur |
| Hill Formula | C₂H₃NaO₂ * 3 H₂O |
| Chemical formula | CH₃COONa * 3 H₂O |
| Molar Mass | 136.08 g/mol |
| HS Code | 2915 29 00 |
| Structure formula Image |  |
| Applications | |
|---|---|
| Application | Sodium acetate trihydrate for analysis EMSURE® ACS,ISO,Reag. Ph Eur. CAS No. 6131-90-4, EC Number 204-823-8. |
| Physicochemical Information | |
|---|---|
| Density | 1.42 g/cm3 (20 °C) |
| Flash point | >250 °C (anhydrous substance) |
| Ignition temperature | 607 °C |
| Melting Point | 58 °C |
| pH value | 7.5 - 9.2 (50 g/l, H₂O, 20 °C) |
| Bulk density | 900 kg/m3 |
| Solubility | 613 g/l |
| Toxicological Information | |
|---|---|
| LD 50 oral | LD50 Rat 3530 mg/kg |
| LD 50 dermal | LD50 Rabbit > 10000 mg/kg |
| Safety Information according to GHS | |
|---|---|
| RTECS | AJ4580000 |
| 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 |
| Specifications | |
|---|---|
| Assay (perchloric acid titration) | 99.0 - 101.0 % |
| Assay (perchloric acid titration, calculated on dried substance) | 99.0 - 101.0 % |
| Identity | passes test |
| Appearance of solution | passes test |
| Insoluble matter | ≤ 0.005 % |
| pH-value (5 %; water) | 7.5 - 9.0 |
| Chloride (Cl) | ≤ 0.0005 % |
| Phosphate (PO₄) | ≤ 0.0002 % |
| Sulphate (SO₄) | ≤ 0.002 % |
| Total nitrogen (N) | ≤ 0.001 % |
| Heavy metals (as Pb) | ≤ 0.0005 % |
| Al (Aluminium) | ≤ 0.0005 % |
| As (Arsenic) | ≤ 0.0002 % |
| Ca (Calcium) | ≤ 0.001 % |
| Cu (Copper) | ≤ 0.0003 % |
| Fe (Iron) | ≤ 0.0005 % |
| K (Potassium) | ≤ 0.005 % |
| Mg (Magnesium) | ≤ 0.0005 % |
| Pb (Lead) | ≤ 0.0005 % |
| Calcium and Magnesium (as Ca) | ≤ 0.005 % |
| Substances reducing permanganate | passes test |
| Reducing substances | ≤ 0.005 % |
| Loss on drying (130 °C) | 39.0 - 40.5 % |
| UV absorption (254 nm; 1 mol/l; 1 cm; water) | ≤ 0.02 |
| UV absorption (280 nm; 1 mol/l; 1 cm; water) | ≤ 0.01 |
| UV absorption (350 nm; 1 mol/l; 1 cm; water) | ≤ 0.01 |
| Corresponds to ACS,ISO,Reag. Ph Eur | |