Removing sealer from bronze--addendum

In Conservation DistList Instance: 21:28 Friday, October 26, 2007 I
wrote

>We are asked to treat archeological bronze items which were covered
>in the past by Water Base Sealer OD (with inhibitors). In order to
>proceed with cleaning them the sealer must be removed. Please advise
>us what materials can be used to remove the sealer.

Some additional information--this is all that is written on the
label:

    "SN Sculpt Noveau - Ron Young
    Water Base Sealer OD
    with inhibitors
    Use over Bronze, Brass, Copper or the Metal Coatings as a
    protective coating.
    Ready to use. Matte finish.

    Water Base Clear Sealer.
    Does not contain Acid, Shake Well Wear Gloves, goggles, and
    Protective Clothing
    Provide Suitable Ventilation, Do Not Ingest

    Distributed by:

    The Complete Sculptor
    800-9-SCULPT
    212-243-6074
    <URL:http://www.sculpt.com>
    Do not Freeze
    08811C 32 OZ

Which material can be used to remove this sealer?

Mordi
Arts and Crafts Center


                                  ***
                  Conservation DistList Instance 21:29
                 Distributed: Sunday, November 4, 2007
                       Message Id: cdl-21-29-020
                                  ***