|
CAS No. | 7757-83-7 |
Chemical Name: | Sodium sulfite |
Synonyms: | s-wat;sulftech;SULPHITES;natriumsulfit;natriumsulfid;natriisulphis;Natriumsulfit8;Sodium sulfite;SODIUM SULPHITE;disodiumsulfite |
CBNumber: | CB4111698 |
Molecular Formula: | Na2O3S |
Formula Weight: | 126.04 |
MOL File: | 7757-83-7.mol |
|
|
|
|
Sodium sulfite Property |
|
|
|
storage temp. : |
Store at RT. |
|
solubility : |
H2O: 1 M at 20 °C, clear, colorless
|
|
Water Solubility : |
23 g/100 mL (20 ºC) |
|
|
|
Stability:: |
Stable. Incompatible with strong acids. Moisture and air sensitive. |
|
|
|
|
Sodium sulfite Chemical Properties,Usage,Production |
Chemical Properties
white crystals or powder |
|
General Description
White odorless powder. Density 2.633 g / cm3. Moderately toxic. Sinks in water and dissolves slowly. Also transported as a heptahydrate Na2SO3.7H2O. |
|
Air & Water Reactions
Soluble in water. Reacts with hot water, steam or acids to produce corrosive material. |
|
Reactivity Profile
Sodium sulfite is a reducing agent, particularly under basic conditions. Reacts with oxidizing agents such as peroxides, epoxides, oxoacids. Emits toxic fumes of sodium oxide and oxides of sulfur if heated to decomposition [Lewis, 3rd ed., 1993, p. 1174]. |
|
Health Hazard
When ingested, solutions cause gastric irritation by the liberation of sulfurous acid. Because of rapid oxidation to sulfate, sulfites are well tolerated until large doses are reached; then violent colic and diarrhea, circulatory disturbances, central nervous depression, and death can occur. |
|
Fire Hazard
Literature sources indicate that Sodium sulfite is noncombustible. |
|
|
Sodium sulfite Suppliers Global( 293)Suppliers |
|
|
|
|
BioChemika Ultra
BioChemical
Analytical Chromatography Product Catalog
Analytical Reagents
Biochemicals and Reagents
7757-83-7
Sodium sulfite anhydrous
SODIUM SULFITE, EXSICCATED
SODIUM SULPHITE
Puriss p.a. ACS
Inorganic Salts
Synthetic Reagents
Denaturation
General Use
anhydroussodiumsulfite
disodiumsulfite
exsiccatedsodiumsulfite
natriisulphis
natriumsulfid
natriumsulfit
natriumsulfurosum
sodiumsulfite(2:1)
sodiumsulfite[na2so3]
sulfitedesodium
sulftech
Sulfurousacid,disodiumsalt
sulfurousacid,sodiumsalt(1:2)
s-wat
SODIUM SULPHITE ANHYDROUS
SODIUM SULPHITE 60-70% MIN
SODIUM SULPHITE ANHYDROU
SODIUM SULFITE ANHYDROUS, R. G., REAG. P H. EUR.
SODIUM SULFITE, REAGENTPLUS, 99.99%
SODIUM SULFITE ANHYDROUS ACS REAGENT
SODIUM SULFITE PURE
SODIUM SULFITE REAGENT GRADE 98%
SODIUM TARTRATE DIHYDRATE ACS REAGENT
SODIUM SULFITE EXTRA PURE, DAB, PH. EUR., B. P., PH. FRA
SODIUM SULFITE ANHYDROUS, ACS
SODIUM SULFITE PHOTOGRAPHIC GRADE
SODIUM SULFITE ANHYDROUS SIGMAULTRA
SODIUM SULFITE ANHYDROUS, FOR PHOTO-GRAP HIC PURPOSES
SODIUM SULFITE 98+% A.C.S. REAGENT
SodiumSulfite93%Min,Cas
SodiumSulphiteFcc
SodiumSulphiteGr(Anhydrous)
SodiumSulphiteAnhydrousA.R.
SodiumSulphiteAnhydrousExtraPure
Sodium sulfite anhydrous, 98+%
Sodiumsulphite,98%
Sodium sulfite, anhydrous, extra pure, 97%
Sodium sulfite, anhydrous, for analysis ACS, 98+%
Sodium sulfite, anhydrous, for analysis, 98.5%
SODIUM SULFITE REAGENT (ACS)
Na2SO3
Sodiumsulfite,anhydrous,98+%(ACS)
sodium sulfite, acs
SODIUMSULFITE,ANHYDROUS,FCC(BULK
|