Twin Rivers offers variety of vegetable based stearic acid products. Stearic Acid is used in a variety of cosmetics, personal care products, fragrances, metallic soaps, surfactants and emulsifiers. The primary feedstock for Twin Rivers’ Veg Stearic Acid is Palm Oil. Twin Rivers is committed to sourcing sustainable Palm Oil for use in our refinery. Our Quincy, MA facility has been certified by the Roundtable for Sustainable Palm Oil (RSPO) offers sustainable mass balance palm oil products. Learn more about RSPO and view our sustainable mass balance products here. To learn more about our RSPO/Mass Balance portfolio please click here:

Stearic/Saturated Acids Comparison

Product
Chemical Properties
Physical Properties
Typical Composition, % by G.C.
TRT#TRV1TRV11TRV20TRV1655TRV1655BTRV1660LHTRV1680TRV1855
Acid Value202 – 209204 – 211202.0 – 209.0205 – 210205 – 210205 – 215215 – 230204 – 211
Saponification Value204 – 211 203.0 – 210.0206 – 211206 – 211207 – 216216 – 232205 – 212
Iodine Value1 Max30 – 4018.0 – 22.00.5 max0.5 max12 max10 max1 max
Unsaponifiable (typical), %     0.15 max  
Moisture, %0.3 Max0.3 Max0.5 max0.3 max0.3 max1 max0.3 max0.3 max
Color, Lovibond Yellow/Red 8 / 1.3 max5.0/0.5 max     
Color, % Transmittance
(@440/550nm)		85/95 min75/93 min 85/95 min85/95 min  85/95 min
C12 + Lower  2.0 max     
C122 Max       
C14 2 Max 2 max2 max 15 Max2 Max
C14 + C15  5.0 max     
C15        
C1630 – 3840 – 48 45 – 5545 – 5540 – 6580 Min40-48
C16:1        
C16 + C17  26.0 – 35.0     
C1862 Min10 – 2042.0 – 52.040 – 5040 – 5025 – 5015 Max50-58
C18:1 30 – 4015.0 – 20.0  10 max  
– C18:1 cis  9.5 – 14.0     
– C18:1 trans  4.0 – 8.0     
C18:2 2.5 Max      
C18:2 + C18:3 2.5 Max2.0 Max     
C18:3        
C16:C18 Ratio   >1>1   
C20        
C20+ 1 Max      
C20 + Higher  2.0 max     

Stearic Fatty Acid, Low IV, Vegetable Grade

TRV1

Downloads

Chemical Properties
Acid Value202 – 209
Saponification Value204 – 211
Iodine Value1 Max
Physical Properties
Moisture, %0.3 Max
Color, Gardner
Color, % Transmittance
(@440/550nm)		85/95 min
Fatty Acid Range, % by Composition
C142 Max
C15 
C1630 – 38
C16:1 
C1862 Min
C18:1 
C18:2 
C18:2 + C18:3 
C20+ 

Vegetable Fatty Acid, Distilled, Partially Hydrogenated

TRV11

Downloads

Chemical Properties
Acid Value204 – 211
Saponification Value
Iodine Value30 – 40
Physical Properties
Moisture, %0.3 Max
Color, Lovibond Yellow/Red8 / 1.3 max
Color, % Transmittance
(@440/550nm)		75/93 min
Fatty Acid Range, % by Composition
C142 Max
C15 
C1640 – 48
C16:1 
C1810 – 20
C18:130 – 40
C18:22.5 Max
C18:2 + C18:32.5 Max
C20+1 Max

Vegetable Fatty Acid, Distilled, Partically Hydrogenated

TRV20

Downloads

Chemical Properties
Acid Value202.0 – 209.0
Saponification Value203.0 – 210.0
Iodine Value18.0 – 22.0
Peroxide Value2.3 max
Physical Properties
Moisture, %0.5 max
Color, Lovibond Yellow/Red5.0/0.5 max
Color, % Transmittance
(@440/550nm)
Fatty Acid Range, % by Composition
C12 + lower2.0 max
C14 + C155.0 max
C16 + C1726.0 – 35.0
C16:1 
C1842.0 – 52.0
C18:1 total15.0 – 20.0
– C18:1 cis9.5 – 14.0
– C18:1 trans4.0 – 8.0
C18:2 + C18:32.0 Max
C20 + higher2.0 max

Stearic Fatty Acid, Triple Pressed, Vegetable Grade

TRV1655

Downloads

Chemical Properties
Acid Value205 – 210
Saponification Value206 – 211
Iodine Value0.5 max
Physical Properties
Moisture, %0.3 max
Color, Lovibond Yellow/Red
Color, % Transmittance
(@440/550nm)		85/95 min
Fatty Acid Range, % by Composition
C12 
C142 max
C1645 – 55
C1840 – 50
C16:C18 Ratio>1
C20 

Stearic Fatty Acid, Triple Pressed, Vegetable Grade

TRV1655B

Downloads

Chemical Properties
Acid Value205 – 210
Saponification Value206 – 211
Iodine Value0.5 max
Physical Properties
Moisture, %0.3 max
Color, Lovibond Yellow/Red
Color, % Transmittance
(@440/550nm)		85/95 min
Fatty Acid Range, % by Composition
C12 
C142 max
C1645 – 55
C1840 – 50
C16:C18 Ratio>1
C20 

Palm Stearin Fatty Acid, Split, Distilled, Partially Hydrogenated

TRV1660LH

Downloads

Chemical Properties
Acid Value205 – 215
Saponification Value207 – 216
Iodine Value12 max
Unsaponifiable (typical), %0.15 max
Physical Properties
Moisture, %1 max
Color, Lovibond Yellow/Red
Color, % Transmittance
(@440/550nm)
Fatty Acid Range, % by Composition
C12 
C14 
C1640 – 65
C1825 – 50
C18:110 max
C20 

Palmitic Fatty Acid, 80%, Vegetable Grade

TRV1680

Downloads

Chemical Properties
Acid Value215 – 230
Saponification Value216 – 232
Iodine Value10 max
Physical Properties
Moisture, %0.3 max
Color, Lovibond Yellow/Red
Color, % Transmittance
(@440/550nm)
Fatty Acid Range, % by Composition
C12 
C1415 Max
C1680 Min
C1815 Max
C18:1 
C20 

Stearic Fatty Acid, Double Pressed, Vegetable Grade

TRV1855

Downloads

Chemical Properties
Acid Value204 – 211
Saponification Value205 – 212
Iodine Value1 max
Physical Properties
Moisture, %0.3 max
Color, Lovibond Yellow/Red
Color, % Transmittance
(@440/550nm)		85/95 min
Fatty Acid Range, % by Composition
C12 
C142 Max
C1640-48
C1850-58
C18:1 
C20