Rust-Stain Defense
Citric acid helps prevent rust discoloration on laundry, fixtures, sinks and tubs.
← Water Softener Salt
Diamond Crystal®Iron Fighter®
Diamond Crystal®Water softener salt · Iron-fighting formula
Iron Fighter®
Salt Pellets
High-purity water softener salt formulated for water with elevated iron content and designed to help prevent rust staining.
Available bag sizes
99.7%Typical salt purity
0.35%Citric acid specification
40 & 50 lbSizes sold by National Salt
High-iron waterRecommended application
Fight more than hard water
Helps keep rust discoloration under control.
Iron Fighter pellets combine high-purity salt with an iron-complexing additive. They are formulated to help prevent rust stains while reducing mushing, bridging and rust buildup in the softener’s brine tank.
High-Iron Water
Specially formulated for homes and businesses where iron is present in the water supply.
Cleaner Brine Tank
Highly soluble pellets help minimize mushing, bridging and rust buildup.
Easy to Handle
Two-handle poly bags make lifting and carrying more convenient.
Product information
Technical details
Specifications may vary slightly by producing location. Refer to the current manufacturer product sheet for complete information.
- Product form
- Compacted water softener salt pellets
- Sodium chloride
- 99.7% typical; 99.6% minimum specification
- Citric acid
- 0.35% specification; acts as an iron-complexing agent
- Standards
- NSF/ANSI/CAN 60 and AWWA B200
- Additional additive
- May contain sodium hexametaphosphate to improve resistance to mushing and bridging
- Recommended use
- Most household and commercial softeners, particularly in high-iron water areas
Product documents
Details when you need them.
Manufacturer-issued information for purchasing, specifications, handling and safety.
Pickup & delivery
Ready for your next order.
Full-pallet quantities are available for pickup in Bellefontaine or qualifying delivery. Depending on the order and destination, we may use our semi or coordinate nationwide shipping through our freight partners from our Bellefontaine warehouse or directly from the manufacturer. Mixed-product orders are welcome when ordered by full pallet.
Pickup minimum1 full pallet
Delivery minimum6 full pallets
Typical lead time7–10 days
Request Iron Fighter Pricing