SPECIALTY CHEMICALS CATALOGUE
WATER TREATMENT
SI422
Polyphosphate powder for scale control in boilers
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Where it is used
- Boiler-water treatment with metered chemical delivery.
What it does
- Keeps calcium and magnesium deposits in a fluid, non-adherent sludge form.
- The resulting sludge can be discharged through blowdown.
Product information source
Product details are based on the supplier’s published product information, checked on 31 October 2026. Technical descriptions and pack sizes follow the supplier’s published listing.
Ask for the current technical data sheet, safety data sheet and application instructions for your intended use. Product availability and quotation are confirmed with the supplier.