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Iron Sulfate heptahydrate 50-pound bag 

20% Iron  Sulfur water soluble fertilizer for fertigation and hydroponic nutrient solutions.

Crown’s iron sulfate is considered to be the highest quality available in the country. Crown is one of the largest domestic suppliers of ferrous products. 

Ferrous Sulfate Heptahydrate - Untreated-PRODUCT MAY CAKE OVER TIME

Solution Grade Iron Sulfate Typical Analysis
Assay 99.6% Min.Ferrous Iron 20.0% Min.
Insoluble Substances 0.1% Max.Sulfur 12.0% Min
pH 5% solution: 2.5-5.0

Particle Size Range -7 +60 mesh

90% thru 10 mesh pass-100% thru 4 mesh pass

Bulk Density 55 lb/cu ft.

typical heavy metals data in ppm: arsenic <0.2, lead <2, cadmium <3, mercury <0.05, chromium <40, nickel <150, copper <30, zinc <80

 
NOT FOR PESTICIDAL OR MEDICINAL USE

      Iron Sulfate Heptahydrate powder 50 lb.

      Iron Sulfate Heptahydrate powder 50 lb.

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      Regular price $39.05
      Regular price $45.51 Sale price $39.05
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      • Premium Quality

        The Mark of Trusted Quality.

      • Highest Purity

        Never Compromise on the Quality of Inputs.

      • Crop Specific

        Customized Fertilizer for your Favorite Crops.