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
 TRT# TRV1 TRV11 TRV20 TRV1655 TRV1655B TRV1660LH TRV1680 TRV1855
Chemical Properties
Acid Value 202 – 209 204 – 211 202.0 – 209.0 205 – 210 205 – 210 205 – 215 215 – 230 204 – 211
Saponification Value 204 – 211 203.0 – 210.0 206 – 211 206 – 211 207 – 216 216 – 232 205 – 212
Iodine Value 1 Max 30 – 40 18.0 – 22.0 0.5 max 0.5 max 12 max 10 max 1 max
Unsaponifiable (typical), % 0.15 max
Physical Properties
Moisture, % 0.3 Max 0.3 Max 0.5 max 0.3 max 0.3 max 1 max 0.3 max 0.3 max
Color, Lovibond Yellow/Red 8 / 1.3 max 5.0/0.5 max
Color, % Transmittance
(@440/550nm)		 85/95 min 75/93 min 85/95 min 85/95 min 85/95 min
Typical Composition, % by G.C.
C6
C8
C10
C12 + Lower 2.0 max
C12 2 Max
C14 2 Max 2 max 2 max 15 Max 2 Max
C14 + C15 5.0 max
C15
C16 30 – 38 40 – 48 45 – 55 45 – 55 40 – 65 80 Min 40-48
C16:1
C16 + C17 26.0 – 35.0
C18 62 Min 10 – 20 42.0 – 52.0 40 – 50 40 – 50 25 – 50 15 Max 50-58
C18:1 30 – 40 15.0 – 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 Max 2.0 Max
C18:3
C16:C18 Ratio >1 >1
C20
C20+ 1 Max
C20 + Higher 2.0 max
C17

Stearic Fatty Acid, Low IV, Vegetable Grade

TRV1

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Chemical Properties
Acid Value 202 – 209
Saponification Value 204 – 211
Iodine Value 1 Max
Physical Properties
Moisture, % 0.3 Max
Color, Gardner
Color, % Transmittance
(@440/550nm)		 85/95 min
Fatty Acid Range, % by Composition
C6  
C8  
C10  
C12  
C14 2 Max
C15  
C16 30 – 38
C16:1  
C18 62 Min
C18:1  
C18:2  
C18:2 + C18:3  
C20+  

Vegetable Fatty Acid, Distilled, Partially Hydrogenated

TRV11

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Chemical Properties
Acid Value 204 – 211
Saponification Value
Iodine Value 30 – 40
Physical Properties
Moisture, % 0.3 Max
Color, Lovibond Yellow/Red 8 / 1.3 max
Color, % Transmittance
(@440/550nm)		 75/93 min
Fatty Acid Range, % by Composition
C6  
C8  
C10  
C12  
C14 2 Max
C15  
C16 40 – 48
C16:1  
C18 10 – 20
C18:1 30 – 40
C18:2 2.5 Max
C18:2 + C18:3 2.5 Max
C20+ 1 Max

Vegetable Fatty Acid, Distilled, Partically Hydrogenated

TRV20

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Chemical Properties
Acid Value 202.0 – 209.0
Saponification Value 203.0 – 210.0
Iodine Value 18.0 – 22.0
Peroxide Value 2.3 max
Physical Properties
Moisture, % 0.5 max
Color, Lovibond Yellow/Red 5.0/0.5 max
Color, % Transmittance
(@440/550nm)
Fatty Acid Range, % by Composition
C6  
C8  
C10  
C12 + lower 2.0 max
C14 + C15 5.0 max
C16 + C17 26.0 – 35.0
C16:1  
C18 42.0 – 52.0
C18:1 total 15.0 – 20.0
– C18:1 cis 9.5 – 14.0
– C18:1 trans 4.0 – 8.0
C18:2 + C18:3 2.0 Max
C20 + higher 2.0 max

Stearic Fatty Acid, Triple Pressed, Vegetable Grade

TRV1655

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Chemical Properties
Acid Value 205 – 210
Saponification Value 206 – 211
Iodine Value 0.5 max
Physical Properties
Moisture, % 0.3 max
Color, Lovibond Yellow/Red
Color, % Transmittance
(@440/550nm)		 85/95 min
Fatty Acid Range, % by Composition
C6  
C8  
C10  
C12  
C14 2 max
C16 45 – 55
C18 40 – 50
C16:C18 Ratio >1
C20  

Stearic Fatty Acid, Triple Pressed, Vegetable Grade

TRV1655B

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Chemical Properties
Acid Value 205 – 210
Saponification Value 206 – 211
Iodine Value 0.5 max
Physical Properties
Moisture, % 0.3 max
Color, Lovibond Yellow/Red
Color, % Transmittance
(@440/550nm)		 85/95 min
Fatty Acid Range, % by Composition
C6  
C8  
C10  
C12  
C14 2 max
C16 45 – 55
C18 40 – 50
C16:C18 Ratio >1
C20  

Palm Stearin Fatty Acid, Split, Distilled, Partially Hydrogenated

TRV1660LH

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Chemical Properties
Acid Value 205 – 215
Saponification Value 207 – 216
Iodine Value 12 max
Unsaponifiable (typical), % 0.15 max
Physical Properties
Moisture, % 1 max
Color, Lovibond Yellow/Red
Color, % Transmittance
(@440/550nm)
Fatty Acid Range, % by Composition
C6  
C8  
C10  
C12  
C14  
C16 40 – 65
C18 25 – 50
C18:1 10 max
C20  

Palmitic Fatty Acid, 80%, Vegetable Grade

TRV1680

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Chemical Properties
Acid Value 215 – 230
Saponification Value 216 – 232
Iodine Value 10 max
Physical Properties
Moisture, % 0.3 max
Color, Lovibond Yellow/Red
Color, % Transmittance
(@440/550nm)
Fatty Acid Range, % by Composition
C6  
C8  
C10  
C12  
C14 15 Max
C16 80 Min
C18 15 Max
C18:1  
C20  

Stearic Fatty Acid, Double Pressed, Vegetable Grade

TRV1855

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Chemical Properties
Acid Value 204 – 211
Saponification Value 205 – 212
Iodine Value 1 max
Physical Properties
Moisture, % 0.3 max
Color, Lovibond Yellow/Red
Color, % Transmittance
(@440/550nm)		 85/95 min
Fatty Acid Range, % by Composition
C6  
C8  
C10  
C12  
C14 2 Max
C16 40-48
C18 50-58
C18:1  
C20