Retardant Contract: 2004

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Lot Acceptance and Quality Assurance Information

Fire-Trol 300-F

Fire-Trol 300-F is a dry concentrate formulation that contains ammonium sulfate as the primary fire retardant salt. It contains a small amount of ammonium phosphate that acts as both a corrosion inhibitor and a retardant salt. 300-F is a high viscosity (1200-1800 centipoise), gum-thickened product. 300-F also contains bactericide, additional corrosion inhibitors, and fugitive color. A batch mixer is used to add the dry concentrate to the proper amount of water.

Product Type: High-viscosity, gum-thickened, dry powder; batch mixed
Qualification: Qualified for use from a permanent or temporary base and can be applied from a fixed-wing airtanker or helicopter bucket
Use Level: 1.77 pounds of dry retardant mixed with 1 gallon of water will produce 1.11 gallons of mixed retardant. Each gallon of mixed retardant contains the equivalent of 1.60 pounds of powder.
Yield: 1 ton of powder yields 1250 gallons of mixed retardant
Viscosity: 1200-1800 centipoise (cP).
Field measurement (Marsh funnel) 32-50 sec through the large tip.
Salt Content: 15.2 percent by weight active salts: 14.2 percent by weight AS, (NH4)2SO4 and 1.0 percent by weight DAP, (NH4)2HPO4.
Field measurement (refractometer): A reading of 16.5 indicates a proper salt content. A reading between 15.0 and 18.25 indicates an acceptable salt content
Specific Weight: 9.12 lb/gal of mixed retardant

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