About
Sheep Tallow is rich in oleic acid (26%). Rich in saturated fatty acids, it adds hardness and a creamy lather to the soap. Note: its fatty acid profile is incomplete (82% listed), so the calculated qualities are underestimated.
Values
Saponification value (KOH)
194
mg KOH / g of oil
Saponification value (NaOH)
0.139
g NaOH / g of oil
INS
156
Iodine value
54
How much lye for 1 kg?
For 1,000 g of Sheep Tallow with 5% superfat:
Sodium hydroxide (NaOH)
131.6 g
Potassium hydroxide (pure KOH)
184.3 g
i.e. 204.8 g of 90% pure KOH
These amounts apply to a soap made with this oil only. For a blend of oils, use the calculator.
Fatty acid profile
Incomplete profile: 82% of the fatty acids are listed.
Soap qualities (oil used alone)
Values for a soap made with 100% of this oil, compared with the recommended range for a complete recipe.
Oils with a similar profile
Fats whose fatty acid composition is closest to this one: useful to find a substitute.