Bleach (hydrogen peroxide)
Category : Hints, Tips and Tricks
This is very gentle. It is good for even washable white silk.

1 part hydrogen peroxide
8 parts water

Mix in a dishpan or sink a sufficient amount to cover the garment to be bleached. Immerse garment for 5 to 30 minutes to remove stains or lighten garment. Rinse garment in clear water and discard bleach mix.