Complete the wash cycle. Repeat process if needed. Yellowing of White Nylon - Soak garment overnight in an enzyme presoak or oxygen bleach. Launder, using hot water and twice as much detergent as usual with an oxygen bleach. General Rules Treat stains promptly.
Fresh stains are easier to remove than old ones.
If the stain is on a nonwashable fabric, take it to the dry cleaner as soon as possible. Tell the stain and the fiber content of the garment. Read and follow package directions when using any stain removal product. Always test stain removers on an inside seam or other hidden part of garment for color fastness. To test, apply product and let stand 2-5 minutes, then rinse.