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Technical Data Sheet Sodium dithionite

Compound Information
Product Name: Sodium dithionite
CAS No.: 7775-14-6
Molecular Formula: Na2O4S2
Molecular Weight: 174.11
Revision Date: 2026-04-16
Analytical Information
Tests Specifications
Description White free flowing crystalline powder.
Solubility 250 g/L (20°C)
Purity min.87.0%
pH(5% aq soln) 5.5-7.0
Loss on drying,105°C 1%max
Iron(Fe) 0.002%max
ESR Pass test
IR Pass test
Disclaimer: This information relates only to the specific material designated and may not be valid for such material used in combination with anyother materials or in any other process. Such information is to be the best of the company's knowledge and believed accurate and reliable as of thedate indicated. However, no representation, warranty or guarantee of any kind, express or implied, is made as to its accuracy, reliability orcompleteness and we assume no responsibility for any loss, damage or expense, direct or consequential, arising out of use. It is the user'sresponsibility to satisfy himself as to the suitableness & completeness of such information for his own particular use.
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