Sodium cobaltinitrite
Cobaltnitrite, Sodium
CAS: 13600-98-1
Molecular Formula: CoN6Na3O12
Sodium cobaltinitrite - Names and Identifiers
Sodium cobaltinitrite - Physico-chemical Properties
| Molecular Formula | CoN6Na3O12 |
| Molar Mass | 403.94 |
| Melting Point | 220°C (dec.)(lit.) |
| Water Solubility | Soluble in water |
| Solubility | 720g/l |
| Appearance | Solid |
| Color | Orange to orange-brown |
| Odor | Odorless |
| Merck | 13,8677 |
| PH | 5 (100g/l, H2O, 20℃) |
| Storage Condition | Store below +30°C. |
| Stability | Stable. Contact with conbustible material may cause fire. Incompatible with strong acids, organic materials, amines. |
| Use | Used as a reagent for microanalysis of potassium |
Sodium cobaltinitrite - Risk and Safety
| Risk Codes | R8 - Contact with combustible material may cause fire R36/37/38 - Irritating to eyes, respiratory system and skin. R42/43 - May cause sensitization by inhalation and skin contact. R40 - Limited evidence of a carcinogenic effect |
| Safety Description | S17 - Keep away from combustible material. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37 - Wear suitable protective clothing and gloves. |
| UN IDs | UN 1479 5.1/PG 2 |
| WGK Germany | 3 |
| RTECS | GF9480000 |
| HS Code | 28429090 |
| Hazard Class | 5.1 |
| Packing Group | II |
Sodium cobaltinitrite - Reference Information
| sodium cobalt nitrite | sodium cobalt nitrite also known as sodium cobalt hexanitrate, chemical formula Na3Co(NO2)6. Molecular weight 403.94. Yellow or orange-yellow crystalline powder. Soluble in water, slightly soluble in ethanol, aqueous solution for a long time decomposition, inorganic acid decomposition, do not dissolve in dilute acetic acid. Preparation Method: cobalt nitrate, sodium nitrite in acetic acid medium into air oxidation system. Purposes: for the determination of potassium trace analysis reagent. |
| Use | as a reagent for microanalysis of potassium determination of potassium, rubidium and cesium. Identification of potassium in the soil analysis. nitrosation reagent for the conversion of aromatic amines to 1, 3-diaryltriazene in high yield. |
Last Update：2024-04-10 22:29:15
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