NaNO2
Properties
| Salt name | Sodium nitrite |
| Formula | NaNO2 |
| Trade names (REACH) | Natriumnitrit Nitrous acid sodium salt (1:1) Nitrous acid, sodium salt (8CI, 9CI) Sodium nitrite Sodium nitrite (NaNO2) Sodium Nitrite f.g.E250 (PRD 30216106) Sodium Nitrite HQ ff (PRD 30046436) Sodium Nitrite Sol.40% soidium nitrite |
| Molar Mass (g/mol) | 68,9953 |
| CAS Number | 7632-00-0 |
| EC Number | 231-555-9 |
| Odor | odorless |
| Density (g/cm3) | 2,17 |
| Melting Point ( °C) | 271 |
| Boiling Point ( °C) | decomposes at 320 |
| Solubility in Water (g/100g H2O) | 84.8 (25 °C) |
| Qualitative Solubility | moderately soluble in MeOH, slightly soluble in EtOH, sparingly soluble in diethyl ether, very soluble in ammonia |
Uses at Industrial Sites
Sodium nitrite (NaNO2) uses at industrial sites according to REACH descriptors: Product Category and Sector of Use. Data retrieved from ECHA registered substances database: https://echa.europa.eu/registration-dossier/-/registered-dossier/14890/3/1/4.
| Sector of End use (SU) | |
| CODE | NAME |
| SU 8 | Manufacture of bulk, large scale chemicals (including petroleum products) |
| SU 9 | Manufacture of fine chemicals |
| SU 15 | Manufacture of fabricated metal products, except machinery and equipment |
| SU 17 | General manufacturing, e.g. machinery, equipment, vehicles, other transport equipment |
| Product Category (PC) | |
| CODE | NAME |
| PC 15 | Non-metal-surface treatment products |
| PC 16 | Heat transfer fluids |
| PC 17 | Hydraulic fluids |
| PC 24 | Lubricants, greases, release products |
| PC 25 | Metal working fluids |