according to the photflo MSDS this is what it has:
Water (007732-18-5) 35-40
Ethylene glycol (000107-21-1) 25-30
p-tert-octylphenoxy polyethoxyethyl alcohol (009002-93-1)
The PTO alcohol should be the main active ingredient, also known as Octoxynol-9, or Triton X-100, used in Hair products (rinse) and other houselhold items.
The Chemical Info of it is here: