Cold-process bench

Saponis

Head-to-head

Rice Bran Oil vs Palm Kernel Oil

soft
hard

Substitution factor

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

0.7232

Multiply your lye amount by 0.7232 when swapping Rice Bran Oil for Palm Kernel Oil.

Inverse 1.3828 when swapping Palm Kernel Oil for Rice Bran Oil.

500 g swap · pure NaOH

500 g Rice Bran Oil
64.00 g NaOH
500 g Palm Kernel Oil
88.50 g NaOH
Lye_A = Lye_B × factor
88.50 × 0.7232 = 64.00
Reverse pair

Constants

SAP, iodine, INS

MetricRice Bran OilPalm Kernel OilΔ A−B
NaOH SAP (pure)

0.1280

0.1770

-0.0490
KOH SAP (pure)

0.1810

0.2470

-0.0660
KOH SAP (90%)

0.2011

0.2744

-0.0733
Iodine value

100

18

+82
INS

70

227

-157
Max % of oils

20%

30%

-10
Hardness class

soft

hard

—
Trace

slows

accelerates

—
INCI (pre-sap)

Oryza Sativa (Rice) Bran Oil

Elaeis Guineensis (Palm) Kernel Oil

—
INCI NaOH salt

Sodium Ricebranate

Sodium Palm Kernelate

—
INCI KOH salt

Potassium Ricebranate

Potassium Palm Kernelate

—

Fatty acids

Eight-acid profile

MetricRice Bran OilPalm Kernel OilΔ A−B
Lauric C12:0

0.0%

49.0%

-49.0
Myristic C14:0

0.0%

16.0%

-16.0
Palmitic C16:0

22.0%

8.0%

+14.0
Stearic C18:0

3.0%

2.0%

+1.0
Ricinoleic C18:1-OH

0.0%

0.0%

0.0
Oleic C18:1

38.0%

15.0%

+23.0
Linoleic C18:2

34.0%

2.0%

+32.0
Linolenic C18:3

2.0%

0.0%

+2.0

Quality

Physical contribution

MetricRice Bran OilPalm Kernel OilΔ A−B
Hardness

25.0

75.0

-50.0
Cleansing

0.0

65.0

-65.0
Conditioning

74.0

17.0

+57.0
Bubbly lather

0.0

65.0

-65.0
Creamy lather

25.0

10.0

+15.0
Longevity

25.0

10.0

+15.0