I thought so .. I was told this by a friend in Agfa years ago, I also used Scala to make contact dupes when making enlarged negs for pt pd. Worked very well.
I have always liked this film.

Quote Originally Posted by Henning Serger View Post
Bob, the Scala 200X emulsion is based on the APX 100 emulsion. The spectral sensivity is absolutely identical.
Besides the clear base of Scala 200X Agfa has also modified the emulsion a little bit for best performance in the Scala reversal process.

Best regards,