Calculate Lye and Water
30 minutesUse soap calculator for precise NaOH or KOH amounts.
Field context
This workflow is part of 3 niche fields
Complete guide for melt pour soap guide — step-by-step workflow, tools, checklist, and expert tips to get started.
Use soap calculator for precise NaOH or KOH amounts.
Calculate oil blend to match target INS range.
Monitor trace thickness before additives.
pH test before use — target pH 8–10.
Common soap oils.
| Oil | Lauric | INS | Notes |
|---|---|---|---|
| Olive | Low | 109 | Mild |
| Coconut | High | 258 | Bubbles |
| Palm | Medium | 145 | Hard bar |
Verify all calculator inputs against physical measurements before cutting or mixing.
Compare results to known good references in melt before final assembly.
Pause immediately if tools malfunction, ventilation fails, or materials react unexpectedly.