Table 1. Open in new tab Chemical...

NABF	Description^a
GTL C₁₀–C₂₂	Clear liquid, a synthetic GTL paraffin, aliphatic hydrocarbon mixture of C₁₀–C₂₂ alkanes, approximately 14% linear and 86% branched alkanes (predominantly mono‐methyl), approximately 0% weight of aromatics, flash pt. 85 °C, TPH profile alkanes: C₁₀–C₂₂
GTL C₁₁–C₂₄	Clear liquid, a synthetic GTL paraffin, middle distillates from Fisher–Tropsch method, hydrocarbon mixture of C₁₁–C₂₄ alkanes, approximately 13% linear and 87% branched alkanes (predominantly mono‐methyl), approximately 0% weight of aromatics, TPH profile alkanes: C₁₁–C₂₄
LTMO	A yellow liquid with approximately 0.2% weight of aromatics, flash pt. 78.8 °C, TPH profile alkanes: C₁₁–C₁₅
Diesel^b	A red liquid with a diesel odor, contains sulfur (≤15 ppm), and 30–60% weight of aromatics, flash pt. 66.1 °C, TPH profile alkanes: C₁₀–C₂₄

NABF	Description^a
GTL C₁₀–C₂₂	Clear liquid, a synthetic GTL paraffin, aliphatic hydrocarbon mixture of C₁₀–C₂₂ alkanes, approximately 14% linear and 86% branched alkanes (predominantly mono‐methyl), approximately 0% weight of aromatics, flash pt. 85 °C, TPH profile alkanes: C₁₀–C₂₂
GTL C₁₁–C₂₄	Clear liquid, a synthetic GTL paraffin, middle distillates from Fisher–Tropsch method, hydrocarbon mixture of C₁₁–C₂₄ alkanes, approximately 13% linear and 87% branched alkanes (predominantly mono‐methyl), approximately 0% weight of aromatics, TPH profile alkanes: C₁₁–C₂₄
LTMO	A yellow liquid with approximately 0.2% weight of aromatics, flash pt. 78.8 °C, TPH profile alkanes: C₁₁–C₁₅
Diesel^b	A red liquid with a diesel odor, contains sulfur (≤15 ppm), and 30–60% weight of aromatics, flash pt. 66.1 °C, TPH profile alkanes: C₁₀–C₂₄

Table 1.

Chemical description and properties of nonaqueous base fluids

NABF	Description^a
GTL C₁₀–C₂₂	Clear liquid, a synthetic GTL paraffin, aliphatic hydrocarbon mixture of C₁₀–C₂₂ alkanes, approximately 14% linear and 86% branched alkanes (predominantly mono‐methyl), approximately 0% weight of aromatics, flash pt. 85 °C, TPH profile alkanes: C₁₀–C₂₂
GTL C₁₁–C₂₄	Clear liquid, a synthetic GTL paraffin, middle distillates from Fisher–Tropsch method, hydrocarbon mixture of C₁₁–C₂₄ alkanes, approximately 13% linear and 87% branched alkanes (predominantly mono‐methyl), approximately 0% weight of aromatics, TPH profile alkanes: C₁₁–C₂₄
LTMO	A yellow liquid with approximately 0.2% weight of aromatics, flash pt. 78.8 °C, TPH profile alkanes: C₁₁–C₁₅
Diesel^b	A red liquid with a diesel odor, contains sulfur (≤15 ppm), and 30–60% weight of aromatics, flash pt. 66.1 °C, TPH profile alkanes: C₁₀–C₂₄

NABF	Description^a
GTL C₁₀–C₂₂	Clear liquid, a synthetic GTL paraffin, aliphatic hydrocarbon mixture of C₁₀–C₂₂ alkanes, approximately 14% linear and 86% branched alkanes (predominantly mono‐methyl), approximately 0% weight of aromatics, flash pt. 85 °C, TPH profile alkanes: C₁₀–C₂₂
GTL C₁₁–C₂₄	Clear liquid, a synthetic GTL paraffin, middle distillates from Fisher–Tropsch method, hydrocarbon mixture of C₁₁–C₂₄ alkanes, approximately 13% linear and 87% branched alkanes (predominantly mono‐methyl), approximately 0% weight of aromatics, TPH profile alkanes: C₁₁–C₂₄
LTMO	A yellow liquid with approximately 0.2% weight of aromatics, flash pt. 78.8 °C, TPH profile alkanes: C₁₁–C₁₅
Diesel^b	A red liquid with a diesel odor, contains sulfur (≤15 ppm), and 30–60% weight of aromatics, flash pt. 66.1 °C, TPH profile alkanes: C₁₀–C₂₄

Each description includes the alkane profiles used to identify and quantify the oil content for soils spiked with these oils.

Ultra‐low‐sulfur diesel.

NABF = nonaqueous base fluid; GTL = gas‐to‐liquid; TPH = total petroleum hydrocarbons; LTMO = low‐toxicity mineral oil.