....I had similar problems as you have and had posted that on photoforum few years ago and then, Rev. Syd converted me to LFN (from Photoflo, which I now use to wash the photographic utensils). achal
Finally, I have a convert.
But we must still work on your habit of wiping your film with your fingers. Even if a person has had not scratches over 25 years of such practice, you will.
Peace! Sidney