Dilution & Mix Ratio Calculator
Instant dilution math for detailing, labs, and home pros. Choose a ratio and container to get exact product and carrier amounts by volume or weight.
Enter your custom ratios, pick any container, or switch to weight mixing—no preset required.
No popups. No cookie nags. Just the numbers.
Popular calculators
Category hubs
Detailing dilution calculators
Dial in APC, glass cleaner, wheel acids, and interior mixes without a chart. Choose a preset and tweak it inside the mixer.
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Janitorial dilution calculators
Standardise spray bottles, mop buckets, and sanitizer batches for custodial teams with mix math that scales from 32 oz bottles to 5 L sprayers.
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Herbicide & Roundup per gallon calculator
Scale the ounces-per-gallon rate from your exact product label without guessing the formulation, use rate, or equipment.
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Paint mixing calculators
Dial in basecoat, primer, clear, and reducer math for popular 2K ratios. Start with a preset batch and tweak densities for grams.
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Bleach dilution calculators
Hit CDC and food-safety ppm targets without a chart. Pick a container, get the exact solute volume, then copy the label line.
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Epoxy resin mix calculators
Mix casting and laminating epoxies by weight with default densities. Set batch size, tweak gram targets, and copy the pour plan.
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Coolant & antifreeze mix calculators
Calculate concentrate and water amounts for a fresh coolant mixture. Your vehicle manual and coolant label choose the percentage.
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Brand dilution hubs
View all →How we calculate
Ratios split the final volume by parts (a/(a+b), etc.). PPM mode uses 1 ppm ≈ 1 mg/L for aqueous solutions. You can switch to weight mixing and provide per-part densities (g/mL) for accuracy in multi-component systems.