Recipe lab

Saponis

Head-to-head

Coconut Oil (76 deg) vs Rice Bran Oil

hard
soft

Substitution factor

NaOH SAP A 0.1830NaOH SAP B 0.1340A / B = 0.1830 / 0.1340

1.3657

Multiply your lye amount by 1.3657 when swapping Coconut Oil (76 deg) for Rice Bran Oil.

Inverse 0.7322 when swapping Rice Bran Oil for Coconut Oil (76 deg).

500 g swap · pure NaOH

500 g Coconut Oil (76 deg)
91.50 g NaOH
500 g Rice Bran Oil
67.00 g NaOH
Lye_A = Lye_B × factor
67.00 × 1.3657 = 91.50
Reverse pair

Constants

SAP, iodine, INS

MetricCoconut Oil (76 deg)Rice Bran OilΔ A−B
NaOH SAP (pure)

0.1830

0.1340

+0.0490
KOH SAP (pure)

0.2570

0.1870

+0.0700
KOH SAP (90%)

0.2856

0.2078

+0.0778
Iodine value

10

100

-90
INS

258

87

+171
Max % of oils

30%

20%

+10
Hardness class

hard

soft

—
Trace

accelerates

slows

—
INCI (pre-sap)

Cocos Nucifera (Coconut) Oil

Oryza Sativa (Rice) Bran Oil

—
INCI NaOH salt

Sodium Cocoate

Sodium Rice Branate

—
INCI KOH salt

Potassium Cocoate

Potassium Rice Branate

—

Fatty acids

Eight-acid profile

MetricCoconut Oil (76 deg)Rice Bran OilΔ A−B
Lauric C12:0

48.0%

0.0%

+48.0
Myristic C14:0

19.0%

1.0%

+18.0
Palmitic C16:0

9.0%

21.0%

-12.0
Stearic C18:0

3.0%

2.0%

+1.0
Ricinoleic C18:1-OH

0.0%

0.0%

0.0
Oleic C18:1

8.0%

42.0%

-34.0
Linoleic C18:2

2.0%

31.0%

-29.0
Linolenic C18:3

0.0%

1.0%

-1.0

Quality

Physical contribution

MetricCoconut Oil (76 deg)Rice Bran OilΔ A−B
Hardness

79.0

24.0

+55.0
Cleansing

67.0

1.0

+66.0
Conditioning

10.0

74.0

-64.0
Bubbly lather

67.0

1.0

+66.0
Creamy lather

12.0

23.0

-11.0
Longevity

12.0

23.0

-11.0