skip to Main Content

 

For good that have been after-fixed, first remove the fixative by treating the material with 0.1% on weight of goods(owg) Hydrochloric Acid solution.  Hold for 30 minutes, rinse, and neutralize with soda Ash.

 

Partial Stripping

  1. Boil good for 20 minutes in a bath containing:

0.133 oz/gal(1.0 g/L)      Sodium Carbonate

0.5-1.0 % owg                 Orcoterge ALK-N Conc™

  1. Cool to 120°F(49°C)
  2. Overflow rinse until clear and drop bath.

 

Complete Stripping

  1. Prepare bath containing:

0.07-0.133 oz/gal(0.5-1.0 g/L         Sodium Chlorite

0.133- oz/gal(1 g/L)                          Formic Acid 85%

    1. Run for 30-45 minutes at 185°F(85°C)
    2. Overflow rinse until clear and drop bath.

Download This Procedure

 

Back To Top