btms

I'm wanting to make my liquid castile soap more hydrating. I hear BTMS (Behentrimonium Methosulfate) is a great conditioning additive. Can you mix BTMS 25 to liquid castile soap? If so, how??

Hi guys! I recently received 25 lbs of BTMS 50 from Chemistry Store (states it's Incroquat from Croda), and my nailed down Conditioner Bar recipe is suddenly very soft and leaking oil. Nothing else in the recipe was changed and I made 3 separate batches all with the same issue. I made another...