Then try pouring some ammonia and white vinegar into the brown stain.
Carpet turns brown after cleaning.
These stains occur if there is too much cleaning solution and water used during the cleaning process.
O ccasionally a brownish discoloration appears on a carpet or rug after it has been cleaned.
The other affect that you might see is called phenolic yellowing.
When i was in grade school a common experiment was taking a stock of celery and placing it in a cup of food coloring.
Bht was used as an antioxidant in the manufacture of rebond cushion.
When stain resist carpet came into existence many yellowing discolorations appeared especially after cleaning.
Another reason these brown stains occur is that dirt that is usually deep down in the carpet resurfaces as the carpet dries.
Wicking occurs when carpet is stained deep down to the bottom of the fiber and then is moistened through cleaning.
This is basically a reaction that your carpet has all the time if it has butylhydroxyltoluene or bht in the carpet padding or glue.
The ammonia and white vinegar may help to pull the mildew out.
They should be able to get the remaining high ph out of the carpet bring things back into balance and get it looking great again.
Recently i cleaned a wool rug in far west utah where all the fringes had been turned brown due to what is called wicking.
What causes carpet browning.
Keep it there a half hour or so and then work on drying it again.
You may notice brown stains on your carpet after a thorough carpet cleaning.
Bht in carpet cushion.
In order for this discoloration to develop several factors must be present a cellulosic fiber moisture and slow drying.
If your carpet has brown spots after cleaning call back the company that you had clean your carpets.
Browning is also very prevalent in all types of cellulosic fabrics such as cotton linen rayon and viscose.
One of the causes of this discoloration is a condition called cellulosic browning.
The cause for brown stains on carpet is moisture and most often water.
They should come back out and re rinse the carpets with an acid rinse.
The water can be clean or dirty it isn t relevant.
This caused the carpet to turn brown or to brown out as it s called in the carpet cleaning world.
Those brown spots and patches that occur after a deep carpet cleaning are a direct result of carpet wicking.
The bht is fine as long as it has a way to air out.
Typically there are two major causes for brown spots on the carpet after carpet cleaning carpet ph left too high the ph of your carpet was left too high after cleaning.
This is called wicking.