Also in: Disaster Response and Recovery
Antimicrobial Mix and Coverage
Concentrate and water split, per-tank dose, and tank fills from area, label coverage, and dilution (oz/gal or 1:N).
Example
You enter
- Area to treat (ft2) 400
- Label coverage (ft2 per gallon) 200
- Sprayer tank size (gal) 1.5
- Dilution mode oz_per_gal
- Concentrate (oz per finished gallon) 4
You get
- Finished solution 2 gal
- Total concentrate 8
- Total water 1.94 gal
- Tank fills 2
- Per full tank 6 oz concentrate
Checked against published worked examples from: FIFRA / EPA-registered product label, IICRC S520-2024.
Details, formula, and sources
Formula or tablefinished_gal = area / coverage_ft2_per_gal; conc_oz_per_gal = oz_per_gal (mode A) or 128/(N+1) (mode B, 1:N by volume); concentrate_oz = finished_gal * conc_oz_per_gal; water_gal = finished_gal - concentrate_oz/128; tanks = ceil(finished_gal / tank); per_tank_conc_oz = conc_oz_per_gal * tank. 128 fl oz per US gallon.
Source and editionFIFRA / the EPA-registered product label (the label is the law); IICRC S520-2024 physical-removal principle by name.
Free accessEPA pesticide-label database free at epa.gov; the label on the product governs. IICRC S520-2024 licensed.
What governsRead and follow the product label. The label is the law (FIFRA).
API field namesaffected_area_ft2, coverage_ft2_per_gal, tank_size_gal, mode, oz_per_gal, finished_gal, concentrate_oz, water_gal, tanks_needed, per_tank_conc_oz
- Coverage rate label placeholder ft2/gal; the product label governsEPA-registered product label
- 128 fl oz/gal US fluid ounces per gallonUS customary units