Demulsifier is type of chemical mostly used with or injected on wet crude oil,
Demulsifier is a chemical used to break emulsions that is, to separate the two phases. The type of demulsifier selected depends on the type of emulsion, either oil-in-water or water-in-oil.
There is an organic chemical group called "proxamine", a demulsifier. "Proximian Mythos" is a 1995 mythical reference by the techno music group "Cybotron".
ml (milliliter) is a unit of volume, ppm (parts per million) is a unit for concentration. You can't directly convert one to the other. You will need additional information; for example, how much of the substance you have, and how much of the other substance.