Cold-process bench

Saponis

Head-to-head

Palm Kernel Oil vs Rice Bran Oil

hard
soft

Substitution factor

NaOH SAP A 0.1770NaOH SAP B 0.1280A / B = 0.1770 / 0.1280

1.3828

Multiply your lye amount by 1.3828 when swapping Palm Kernel Oil for Rice Bran Oil.

Inverse 0.7232 when swapping Rice Bran Oil for Palm Kernel Oil.

500 g swap · pure NaOH

500 g Palm Kernel Oil
88.50 g NaOH
500 g Rice Bran Oil
64.00 g NaOH
Lye_A = Lye_B × factor
64.00 × 1.3828 = 88.50
Reverse pair

Constants

SAP, iodine, INS

MetricPalm Kernel OilRice Bran OilΔ A−B
NaOH SAP (pure)

0.1770

0.1280

+0.0490
KOH SAP (pure)

0.2470

0.1810

+0.0660
KOH SAP (90%)

0.2744

0.2011

+0.0733
Iodine value

18

100

-82
INS

227

70

+157
Max % of oils

30%

20%

+10
Hardness class

hard

soft

—
Trace

accelerates

slows

—
INCI (pre-sap)

Elaeis Guineensis (Palm) Kernel Oil

Oryza Sativa (Rice) Bran Oil

—
INCI NaOH salt

Sodium Palm Kernelate

Sodium Ricebranate

—
INCI KOH salt

Potassium Palm Kernelate

Potassium Ricebranate

—

Fatty acids

Eight-acid profile

MetricPalm Kernel OilRice Bran OilΔ A−B
Lauric C12:0

49.0%

0.0%

+49.0
Myristic C14:0

16.0%

0.0%

+16.0
Palmitic C16:0

8.0%

22.0%

-14.0
Stearic C18:0

2.0%

3.0%

-1.0
Ricinoleic C18:1-OH

0.0%

0.0%

0.0
Oleic C18:1

15.0%

38.0%

-23.0
Linoleic C18:2

2.0%

34.0%

-32.0
Linolenic C18:3

0.0%

2.0%

-2.0

Quality

Physical contribution

MetricPalm Kernel OilRice Bran OilΔ A−B
Hardness

75.0

25.0

+50.0
Cleansing

65.0

0.0

+65.0
Conditioning

17.0

74.0

-57.0
Bubbly lather

65.0

0.0

+65.0
Creamy lather

10.0

25.0

-15.0
Longevity

10.0

25.0

-15.0