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Sodium Sulfite
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Product Info
Product Name Sodium Sulfite
CAS No. 7757-83-7
Catalog No. HH120214150243369944
Brand -
Purity 98%
Packing -
Package -
Lead Time -
Origin -
Loading Port China port
Chemical Identifiers
Melting Point >500°C
Boiling Point Decomposes (NTP, 1992)
Water Solubility H2O: 23 g/100 mL (20 ºC)
Density 2.63 g/cm3
Storage Temp Sodium sulfite should be stored in a well-closed container in a cool,
dry, place. In solution, sodium sulfite is slowly oxidized to sulfate by dissolved oxygen; strong acids lead to formation of sulfurous acid/
sulfur dioxide. On heating, sodium sulfite decomposes liberating
sulfur oxides.
Flash Point -
Stability -
Appearance Sodium sulfite is a white odorless powder. Density 2.633 g / cm3. Moderately toxic. Sinks in water and dissolves slowly. Also transported as a heptahydrate Na2SO3.7H2O.
Refractive Index 1.484
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Shandong Lanyuguang Chemical Co., Ltd
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