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Took the bait and did a zap test. Both my wife and I. We cut open the soaps and checked the center. It was all neutral to the tongue. No sensation at all. Reports from the second lab test came in today. It 0.11% of free alkali. The regulated standard here is 0.05%. soaps were cured already for...

You are correct. I am waiting for the new lab test to arrive on Monday. I am also in the process of setting up an inhouse test lab based on Kevin Dunn's method. I am, kind of, not feeling to touch the soap with my tongue. Beat me, kill me, but I am being honest. :) Thanks for checking. Really...

Understood. We are working in this area as per the suggestions made in your original post. Thanks a bunch.

Thanks a bunch for such a detailed response. Weighing scale is accurate. I have been using a scale to weigh NaOH that gives accuracy to .01 GM. I have a hunch that either the oil is adulterated or lab test is faulty. I have sent it out to a second lab for testing. I am very happy with your...

Thanks for the response. Following the is recipe Olive Oil 45% Coconut Oil 20% Grapeseed Oil 10% Jojoba Oil 5% Sweet Almond Oil 10% Castor Oil 5% Shea Butter 5% Total weight of carrier oil was 1000gm Lye used was 133.47 gm and distilled water 248 gm. (as calculated from soapcalc...

We have followed soapcalc measurements as close as possible. Kept superfatting at 5%. Cured it for 5 weeks before sending the soaps to the lab. Send soaps with two completely different carrier oil recipe. The result is same for both. All other parameters of the test are within permissible limit...