1. Prepare and scour wool as necessary.

2. Circulate goods in the following chemical auxiliary bath at 110°F(43°C):

• 5.00 % owg   Glauber’s Salt
• 1.50 % owg   Orco Leveler TRY™
• 1.50 % owg   Orco Salt O Solution™
• X %      owg   Glacial Acetic Acid to a pH of  0-4.5

3. Add Orco Reactive BF or R-Series™ dye properly prepared.

4. Raise temperature slowly to 160°F(71°C).

5. Hold temperature for 15-20 minutes

6. Raise temperature slowly to 210°F(99°C) at the rate of 2-3°F per minute.

7. Hold temperature for 30-90 minutes. Longer dyeing times will promote increased fixation.

8. Cool back to 160-170°F(71-77°C).
9. Add 1-2 % owg Ammonia to a pH of 7.5-8.0 and run for 10-15 minute at 160-170°F(71-77°C). Overflow rinse, drop bath, and acidify in last rinse to a pH of 5.0-5.5.

Download This Information