Quote Originally Posted by Photo Engineer View Post
...but I will point out that the instructions do not say it is alkaline.
"Maintains an alkaline pH throughout the process." Not much to quibble about in regards to semantics. In order to maintain an alkaline pH throughout the process, the fixer must be alkaline.

I do not think any harm was done...but I am wondering if I will get a stronger stain with TF-4.