Quote Originally Posted by Photo Engineer View Post
You are correct, but you don't know several things about it.

1. Concentration - this is critical when it comes to adding to the emulsion.

2. Other ingredients - again, critical.

Hey PE. Thanks for your response.

I guess that the easiest and most inexpensive way to test the effectiveness of this dye is to try it in an emulsion then check for ortho sensitivity and possible negative side effects.