Chemistrystore.com sells Stephenson base. It's a great mp base in case you can't find sfic. They are located in South Carolina and have extremely fast shipping. Usually same day. Good luck!
I've recently started making hp soap. I'm using the same recipes I've always used for cp. with the hp, I'll get about 3/4 of the way through using the bar and it will break and crumble. I've never had this issue with cp. any suggestions? I'll usually let them cure for a week or so before use...