Product Information

Sodium sulfite analytical standard

Catalogue number	GCS-277
Product Name	Sodium sulfite analytical standard
Sub Category	GC IHRS
Category	GC Standards
CAS Number	7757-83-7
Alternate CAS Number	Free Base:7782-99-2
HS Code	29339900
Molecular formula	Na₂O₃S
Molecular Weight	126.04
Synonyms	Sulfurous Acid Disodium Salt; Anhydrous Sodium Sulfite; Disodium Sulfite; E 221; S-WAT; Sulfurous Acid Sodium Salt; Sodium Sulfite Anhydrous
Chemical Name	disodium;sulfite
Appearance	White to Off-White Solid
Melting Point	>300ºC
Storage	4°C
Solubility	Methanol (Slightly), Water (Slightly)
Applications	Sodium sulfite is mainly used for the manufacture of detergents and in the Kraft process of paper pulping. Sodium sulfite is also used as a fining agent, to help remove small air bubbles from molten glass, in the glass industry.
Shipping Condition	Stable to be shipped at room temperature
Inventory Status	In Stock
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Product Overview Technical Data

Chemical Name: Sodium sulfite analytical standard

Synonym: Sulfurous Acid Disodium Salt; Anhydrous Sodium Sulfite; Disodium Sulfite; E 221; S-WAT; Sulfurous Acid Sodium Salt; Sodium Sulfite Anhydrous