Then try pouring some ammonia and white vinegar into the brown stain.
Carpet turns brown after cleaning.
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.
The cause for brown stains on carpet is moisture and most often water.
The bht is fine as long as it has a way to air out.
Recently i cleaned a wool rug in far west utah where all the fringes had been turned brown due to what is called wicking.
This caused the carpet to turn brown or to brown out as it s called in the carpet cleaning world.
You can reverse this by having the carpets cleaned professionally.
In order for this discoloration to develop several factors must be present a cellulosic fiber moisture and slow drying.
Keep it there a half hour or so and then work on drying it again.
This is called wicking.
What causes carpet browning.
The water can be clean or dirty it isn t relevant.
This is basically a reaction that your carpet has all the time if it has butylhydroxyltoluene or bht in the carpet padding or glue.
They should come back out and re rinse the carpets with an acid rinse.
Bht in carpet cushion.
Wicking occurs when carpet is stained deep down to the bottom of the fiber and then is moistened through cleaning.
One of the causes of this discoloration is a condition called cellulosic browning.
O ccasionally a brownish discoloration appears on a carpet or rug after it has been cleaned.
When stain resist carpet came into existence many yellowing discolorations appeared especially after cleaning.
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.
These stains occur if there is too much cleaning solution and water used during the cleaning process.
You may notice brown stains on your carpet after a thorough carpet cleaning.
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.
Those brown spots and patches that occur after a deep carpet cleaning are a direct result of carpet wicking.
Wicking occurs during the course of drying when either soil or cellulosic material is absorbed from the base of the carpet fiber to the tips of the fiber.
This is one of the reasons you never want to subject your carpet to too much moisture as it can lead to brown.
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.