Sodium nitrite
| English Name | Sodium nitrite |
| English Synonym | anti-rust; azotynsodowy; diazotizingsalts; dusitansodny; dusitansodny(czech); erinitrit; filmerine; natriumnitrit |
| CAS No. | 7632-00-0 |
| Molecular Formula | NNaO2 |
| Molecular Weight | 69 |
| EINECS No | 231-555-9 |
| Related categories | Cl Sodium nitrate; abiochemical product; inorganic salt; color fixative; food additive; fixing agent); color fixative (colour former; Food colourants and color fixative; Sodium nitrile; Inorganics; Water Treatment Chemicals; ACS Grade Synthetic Reagents; Essential Chemicals; Routine Reagents; Other Additives Volumetric Solutions; Reference Material Potassium permanganate Volumetric Solutions; Allergens; By Reference Material; Cosmetics; S - Z; Salt Solutions; Q-S, Puriss p.a. ACS; Analytical Reagents for General Use; Puriss p.a. ACS; Inorganic Salts; Salts; Sodium Salts; Sodium Metal and Ceramic Science; Synthetic Reagents |
| Mol File | 7632-00-0.mol |
Sodium nitrite Properties
| Melting Point | 271 °C(lit.) |
| Boiling Point | 320 °C |
| Density | 1.29 g/mL at 25 °C |
| Storage Condition | 2-8°C |
| Solubility aqueous acid | 1 - 2μl acetic acid per ml H2O soluble |
| form | powder |
| Water Solubility | 820 g/L (20 ºC) |
| Sensibility | Hygroscopic |
| Merck | 14,8648 |
| Stability Stable. Incompatible with reducing agents, strong oxidizing agents, organics and other flammable materials, finely powdered metals. Contact with combustible material may lead to fire. Hygroscopic. | |
| CAS Database | 7632-00-0(CAS Database Reference) |
| EPA Chemical Data | Nitrous acid, sodium salt(7632-00-0) |
Sodium nitrite Uses
Chemical Property white or straw yellow rhombic system crystal or powder, a little salty, dissolving in water and liquid ammonia, aqueous solution was alkaline.
Uses Sodium nitrite is used for making azoic dyes, sulfur dye, direct dye, acid dye, disperse dye, basic dye, dyeing auxiliary. It is also used for organic pigment, such as chlorinated para red, bright red, pigment scarlet, candle red, toluidine mauve, lithol red, etc. It is also used for making vanillin. It is widely used as bleaching agent and mordant, applied to cutting oil, lubricating oil, Antifreeze, hydraulic system.
English Synonym: calcium ICP standard; calcium nitrate; ca(no3)2; calcium(ii)nitrate(1:2); calciumion chromatographystdsol.fluka;...