Sulfonic acids, petroleum, sodium salts

Synonyms

Mineral oil sulfonic acids, sodium salts; Oil soluble petroleum sulfonate, sodium salt; Oil soluble petroleum sulfonates, sodium salts; Petroleum sulfonic acid, monosodium salt; Petroleum sulfonic acid, sodium salt; Petroleum sulfonic acids, sodium salts; Petroleumsulfonate, sodium salt; Sulfonated petroleum soap; Sulfonated petroleum, sodium salt; Sodium petroleum sulfonate; [ChemIDplus]

Category

Petroleum Refining Residues

Description

Colorless viscous liquid; [ICSC] Brown viscous liquid with a mild petroleum odor; [AIC MSDS]

Sources/Uses

Used in the basic chemicals industry and for extraction, refining, and processing of metals; [IUCLID] Petroleum additive alkaryl sulfonates: Produced in highly refined lubricating base oil and are never isolated; Used as additives in petroleum base stocks (sold to oil blenders where they are further processed to finished oil blends); [EPA ChAMP] Permitted for use as an inert ingredient in non-food pesticide products; [EPA] Used as surfactants and rust inhibitors in metalworking fluids, motor oils, fuel additives, and anti-corrosion compounds; [REPROTOX]

Comments

Petroleum additive alkaryl sulfonates: Members of the group and supporting compounds demonstrated low acute oral toxicity in animal studies; Cause decreased body weights, histopathological changes (testes and liver) and alterations in hematology in 28-day dermal studies of rabbits; [EPA ChAMP] A severe skin, eye, and respiratory tract irritant; [ICSC] A mild to moderate skin and eye irritant; [AIC MSDS]

Biomedical References

Hepatoxic (a) from occupational exposure (secondary effect) or (b) in animal studies or in humans after ingestion

Processes

Industrial Processes with risk of exposure:

• Metal Extraction and Refining
• Metal Machining
• Petroleum Production and Refining