I successfully lightened foxing stains on silk with a 10% citric acid
solution, followed by deionized water.  It had a tendency to over-clean the
area, so precise control was necessary.  Good luck on your project!

Alison

On Thu, Feb 26, 2015 at 4:16 PM, Mina, Laura <[log in to unmask]>
wrote:

>  Dear All:
>
>
>
> I am researching treatment options to remove foxing stains from a linen
> garment. I am particularly interested in treatments that include chelators
> and enzymes. I would appreciate any information about textile treatments to
> remove foxing stains without bleaching.
>
>
>
> Warm wishes,
>
> Laura
>
>
>
>
>
> Laura Mina
>
> Associate Conservator
>
> The Costume Institute
>
>
>
> Metropolitan Museum of Art
>
> 1000 Fifth Avenue
>
> New York, NY 10028-0198
>
> Tel: 212.731.1047
>
> Fax: 212.570.3970
>
> [log in to unmask]
>
>
>