Q: I’m trying to find out the ending pH of my laundry wash formulas. Can I
test it myself?
A: In most cases, the company that manufactures
your laundry detergents will periodically test your pH for you. If it is not,
ask it to do so. If you want to test the pH yourself, laundry test kits and
instructions are available from your supplier. Typically, these kits are
supplied free with the chemicals and detergents you purchase.
An easy method of checking
the ending pH of a wash formula is by using a liquid pH indicator on a rag that
has been laundered in the load.
A word of caution: These
products may permanently stain textiles, so do not use the indicator on