Harvard Chemical Yellow Out
Product Highlights
- Safe on fabrics and carpets
- Effective on urine stains and odors
- Odorless
- No water extraction needed afterward
- pH 5.5-6.5
We pay the shipping charge, including hazardous material fees, on this item. There's no catch. No "buy this to get that" requirement.
Note: If your order contains items that are not eligible for free shipping, your order total will include our competitive shipping rates for those non-eligible items only. This shipping policy only applies to orders shipped within the Contiguous U.S.




Product Description
Harvard Chemical Yellow Out eliminates the problem of pet stains and the associated odors utilizing peroxide technology, which will break down the urine structure therefore eliminating the stain and odor associated with it all together.
Directions For Use:
Thoroughly clean stained area first. If stain remains after cleaning apply this product full strength directly on the stain. It can take several hours for the chemical action of Yellow Out to completely remove the stain. If the stain is still visible after 8 hours, repeat the treatment.
This is a Peroxide based product and is safe on colored fabrics but pretest the product in inconspicuous area for colorfastness before applying large area.
Technical Specifications
Hazmat | Yes |
---|---|
Category | Pet Odor Chemicals |
Brand | Harvard Chemical Research |
Type | Liquid |
Condition | New |

Special orders and drop-ship products that ship directly from the manufacturer do not qualify for our satisfaction guarantee and are not eligible for return, regardless of condition. Defects or damages must be reported within 48 hours of receipt in order to receive a replacement. Once placed, these orders cannot be canceled.Return policy