WashCareLab
Detergent
Understand detergent amounts, water hardness, soil level and washer variables.
Start with the product label
Detergent concentration, washer type, soil and water conditions vary. The product's dosing directions are the starting point; WashCareLab can help scale a known reference dose to a different load weight.
Transparent estimate
The calculator scales the label dose by load-weight ratio. It does not invent a universal detergent amount or replace product-specific directions.
Hard water dosing
Understand why the product label—not a universal multiplier—should control adjustments.
Read guide →Load size
Understand why drum capacity and free movement matter before changing a detergent dose.
Read guide →Pretreat stains
Keep stain pretreatment separate from routine detergent dosing.
Read guide →