Suede Prep Cleaner pH 4.6 (Prep 4.6)

 Suede Prep Cleaner pH 4.4 (Prep 4.6) by Leather Doctor® is a specialized Suede-Safe™ pH 4.4 solution designed for deep cleaning heavily soiled, pH-sensitive Suede.

• Prep 4.6 advanced formula effectively removes accumulated dirt, grease, sticky residues, and greasy stains
• While ensuring a safe and effective cleaning process.

Deep Cleaning Solution for pH-Sensitive Suede

 Key Benefits:

• Deep cleans heavily soiled Suede
• Removes accumulated dirt, grease, and sticky residues
• Safe for pH-sensitive materials

 Recommended Cleaning Process:

1. Application: 

• Apply Prep 4.6 to the affected area and agitate gently using a brush or eraser.

1. Suspended Residue Removal: 

• Follow up with Suede 4.5 cleaner to lift and remove any suspended residues.

1. pH Balance Restoration: 

• Complete the process with suede Rinse 3.0 to restore the natural pH balance of the leather.

 For Stubborn Greasy Stains with Dye Components:

1. When dealing with persistent stains such as blue jean dye, crayon, leather belt marks, plastic ink prints, newsprint, and stamp pad ink, follow up with Dye 7.9 for optimal dye stain removal.

Perfect for professional leather care and restoration. 

 Instruction:

1. Apply and work with a compatible suede brush on heavily soiled areas 
2. Before it dries, suspended soiling is towel extracted until it shows clean.
3. Suede 4.5  is applied over the cleaned area extended without a dry edge and extracted with a towel. 
4. Rinse 3.0 rinses over the cleaned area without leaving a dry edge and towel extract to a healthy squeak. 
5. Proceed with Hydrator 3.3
6. Continue with Fatliquor 5.0
7. Ends with Conditioner S Plus / Conditioner W Plus 

Updated: April 5, 2025 | June 4, 2025 | June 22, 2025 | October 9, 2025 | January 6, 2026 | March 25 2026 by Roger Koh.