Tween 85

English name：Tween 20；Polyoxyethylene sorbitan monolaurate

Other names: spit mix 20;  Polyethoxy lauric acid Qingliang tea alcohol; Polyoxyethylene dehydrated sorbitol laurate; Polyoxyethylene sorbitan laurate; Emulsifier T-20

CAS No.: 9005-64-5

Molecular formula: c18h34o6 · (C2H4O) n

Grade: CP

Hydroxyl value: 90 ~ 108kohmg/g

Acid value: ≤ 2.0kohmg/g

Saponification value: 40 ~ 50kohmg/g

Heavy metals: ≤ 0.001%

Moisture: ≤ 3.0%

Physicochemical properties: yellow oily liquid. Slightly fatty and bitter. Soluble in water, dilute acid, dilute alkali and most organic solvents, insoluble in vegetable oil and mineral oil. Viscosity is about 400mpa s。 Hydrophilic lipophilic value hlb16.7. Flash point: >149 ℃; Density: 1.106; Boiling point: 100 ℃; Refractive index: 1.4685-1.4715

Purpose: biochemical research. Nonionic surfactant. Separation and analysis of volatile oil, fatty acid esters, alcohols, ketones and halides with gas chromatography stationary liquid (maximum operating temperature 120 ℃). Water soluble emulsifier. Add solvent. Antistatic agents and fiber lubricants for textile industry

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