Head-to-head

Lard vs Rice Bran Oil

hard
soft

Substitution factor

NaOH SAP A 0.1390NaOH SAP B 0.1340A / B = 0.1390 / 0.1340

1.0373

Multiply your lye amount by 1.0373 when swapping Lard for Rice Bran Oil.

Inverse 0.9640 when swapping Rice Bran Oil for Lard.

500 g swap · pure NaOH

500 g Lard
69.50 g NaOH
500 g Rice Bran Oil
67.00 g NaOH
Lye_A = Lye_B × factor
67.00 × 1.0373 = 69.50
Reverse pair

Constants

SAP, iodine, INS

MetricLardRice Bran OilΔ A−B
NaOH SAP (pure)

0.1390

0.1340

+0.0050
KOH SAP (pure)

0.1950

0.1870

+0.0080
KOH SAP (90%)

0.2167

0.2078

+0.0089
Iodine value

57

100

-43
INS

139

87

+52
Max % of oils

50%

20%

+30
Hardness class

hard

soft

—
Trace

slows

slows

—
INCI (pre-sap)

Adeps Suillus (Lard)

Oryza Sativa (Rice) Bran Oil

—
INCI NaOH salt

Sodium Lardate

Sodium Rice Branate

—
INCI KOH salt

Potassium Lardate

Potassium Rice Branate

—

Fatty acids

Eight-acid profile

MetricLardRice Bran OilΔ A−B
Lauric C12:0

0.0%

0.0%

0.0
Myristic C14:0

1.0%

1.0%

0.0
Palmitic C16:0

26.0%

21.0%

+5.0
Stearic C18:0

14.0%

2.0%

+12.0
Ricinoleic C18:1-OH

0.0%

0.0%

0.0
Oleic C18:1

44.0%

42.0%

+2.0
Linoleic C18:2

10.0%

31.0%

-21.0
Linolenic C18:3

1.0%

1.0%

0.0

Quality

Physical contribution

MetricLardRice Bran OilΔ A−B
Hardness

41.0

24.0

+17.0
Cleansing

1.0

1.0

0.0
Conditioning

55.0

74.0

-19.0
Bubbly lather

1.0

1.0

0.0
Creamy lather

40.0

23.0

+17.0
Longevity

40.0

23.0

+17.0