ResinTech SIR-800 is a sulfite form strong base gel anion resin. SIR-800 removes oxygen from water by converting sulfite to sulfate on the resin exchange sites. ResinTech SIR-800 is intended for oxygen removal applications and for other processes where an immobile reducing agent is needed. SIR-800 is supplied in the neutral sulfite form.


Polymer StructureStyrene/DVB
Polymer TypeGel
Functional GroupQuarternary Amine
Physical FormSpherical Beads
Ionic Form (as shipped)Sulfite form
Total Capacity0 to 10 meq/mL (Sulfite Form) 
Water RetentionNA 
Approximate Shipping Weight       43 lbs/cu.ft. (Sulfite Form)
Screen Size Distribution 16 to 50 (U.S. Mesh)
Maximum Fines Content1 percent (less than 50 Mesh)
Minimum Sphericity85 percent
Uniformity Coefficient1.6 (Approximate)
Resin ColorAmber

All resin/carbon purchases processed via this website will be samples only, packaged in 16oz. plastic jars.
For larger quantities please email

NOTE: Weights reflect an average packout weight over time. Actual weights may vary by +/- 1 lb.

Please allow up to 5 business days from the date of your order for processing. After processing is complete, your order will be shipped out according to the shipping option you chose when ordering. For orders being shipped outside of the USA, please allow 4 weeks due to possible delays through customs.

View Data SheetSDS File

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