CERTIFICATE OF ANALYSIS

PRODUCT NAME: Sodium sulfite analytical standard
Date of Mfg: Sample COA RETEST DATE: Sample COA
Catalogue Number GCS-277
Item/Batch Number Sample COA
Quantity Sample COA
CAS Number 7757-83-7
Alternate CAS Number Free Base:7782-99-2
Mol. Formula Na₂O₃S
Molecular Wt 126.04
IUPAC disodium;sulfite
Synonyms Sulfurous Acid Disodium Salt; Anhydrous Sodium Sulfite; Disodium Sulfite; E 221; S-WAT; Sulfurous Acid Sodium Salt; Sodium Sulfite Anhydrous
Long Term Storage Condition 4°C
Handling instruction Sample COA
Test Results
Appearance White to Off-White Solid
Identification by 13C NMR Sample COA
Identification by HNMR Sample COA
Identification By IR Sample COA
Mass (ESI) Sample COA
Solubility Methanol (Slightly), Water (Slightly)
Purity
Analysis Date (Release Date) Sample COA
Attachments Sample COA
Other Information Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption
This is Sample COA