Cold-process bench

Saponis

Head-to-head

Palm Oil (RSPO) vs Coconut Oil (76 deg)

hard
hard

Substitution factor

NaOH SAP A 0.1420NaOH SAP B 0.1830A / B = 0.1420 / 0.1830

0.7760

Multiply your lye amount by 0.7760 when swapping Palm Oil (RSPO) for Coconut Oil (76 deg).

Inverse 1.2887 when swapping Coconut Oil (76 deg) for Palm Oil (RSPO).

500 g swap · pure NaOH

500 g Palm Oil (RSPO)
71.00 g NaOH
500 g Coconut Oil (76 deg)
91.50 g NaOH
Lye_A = Lye_B × factor
91.50 × 0.7760 = 71.00
Reverse pair

Constants

SAP, iodine, INS

MetricPalm Oil (RSPO)Coconut Oil (76 deg)Δ A−B
NaOH SAP (pure)

0.1420

0.1830

-0.0410
KOH SAP (pure)

0.1990

0.2570

-0.0580
KOH SAP (90%)

0.2211

0.2856

-0.0644
Iodine value

53

10

+43
INS

145

258

-113
Max % of oils

50%

30%

+20
Hardness class

hard

hard

—
Trace

neutral

accelerates

—
INCI (pre-sap)

Elaeis Guineensis (Palm) Oil

Cocos Nucifera (Coconut) Oil

—
INCI NaOH salt

Sodium Palmate

Sodium Cocoate

—
INCI KOH salt

Potassium Palmate

Potassium Cocoate

—

Fatty acids

Eight-acid profile

MetricPalm Oil (RSPO)Coconut Oil (76 deg)Δ A−B
Lauric C12:0

0.0%

48.0%

-48.0
Myristic C14:0

1.0%

19.0%

-18.0
Palmitic C16:0

44.0%

9.0%

+35.0
Stearic C18:0

5.0%

3.0%

+2.0
Ricinoleic C18:1-OH

0.0%

0.0%

0.0
Oleic C18:1

39.0%

8.0%

+31.0
Linoleic C18:2

10.0%

2.0%

+8.0
Linolenic C18:3

0.0%

0.0%

0.0

Quality

Physical contribution

MetricPalm Oil (RSPO)Coconut Oil (76 deg)Δ A−B
Hardness

50.0

79.0

-29.0
Cleansing

1.0

67.0

-66.0
Conditioning

49.0

10.0

+39.0
Bubbly lather

1.0

67.0

-66.0
Creamy lather

49.0

12.0

+37.0
Longevity

49.0

12.0

+37.0