Cold-process bench

Saponis

Head-to-head

Palm Kernel Oil vs Palm Oil (RSPO)

hard
hard

Substitution factor

NaOH SAP A 0.1770NaOH SAP B 0.1420A / B = 0.1770 / 0.1420

1.2465

Multiply your lye amount by 1.2465 when swapping Palm Kernel Oil for Palm Oil (RSPO).

Inverse 0.8023 when swapping Palm Oil (RSPO) for Palm Kernel Oil.

500 g swap · pure NaOH

500 g Palm Kernel Oil
88.50 g NaOH
500 g Palm Oil (RSPO)
71.00 g NaOH
Lye_A = Lye_B × factor
71.00 × 1.2465 = 88.50
Reverse pair

Constants

SAP, iodine, INS

MetricPalm Kernel OilPalm Oil (RSPO)Δ A−B
NaOH SAP (pure)

0.1770

0.1420

+0.0350
KOH SAP (pure)

0.2470

0.1990

+0.0480
KOH SAP (90%)

0.2744

0.2211

+0.0533
Iodine value

18

53

-35
INS

227

145

+82
Max % of oils

30%

50%

-20
Hardness class

hard

hard

—
Trace

accelerates

neutral

—
INCI (pre-sap)

Elaeis Guineensis (Palm) Kernel Oil

Elaeis Guineensis (Palm) Oil

—
INCI NaOH salt

Sodium Palm Kernelate

Sodium Palmate

—
INCI KOH salt

Potassium Palm Kernelate

Potassium Palmate

—

Fatty acids

Eight-acid profile

MetricPalm Kernel OilPalm Oil (RSPO)Δ A−B
Lauric C12:0

49.0%

0.0%

+49.0
Myristic C14:0

16.0%

1.0%

+15.0
Palmitic C16:0

8.0%

44.0%

-36.0
Stearic C18:0

2.0%

5.0%

-3.0
Ricinoleic C18:1-OH

0.0%

0.0%

0.0
Oleic C18:1

15.0%

39.0%

-24.0
Linoleic C18:2

2.0%

10.0%

-8.0
Linolenic C18:3

0.0%

0.0%

0.0

Quality

Physical contribution

MetricPalm Kernel OilPalm Oil (RSPO)Δ A−B
Hardness

75.0

50.0

+25.0
Cleansing

65.0

1.0

+64.0
Conditioning

17.0

49.0

-32.0
Bubbly lather

65.0

1.0

+64.0
Creamy lather

10.0

49.0

-39.0
Longevity

10.0

49.0

-39.0