Tween 65

English name：Tween 65；Polysorbate 65

Other names: spit mix 65; Polyoxyethylene sorbitan tristearate; Polyoxyethylene dehydrated sorbitol tristearate; Polyethoxy tristearate Qingliang tea alcohol; Dehydrated sorbitol tristearate polyoxyethylene ether; T-65 emulsifier

CAS No.: 9005-71-4

Level: br

Physicochemical properties: light yellow oily liquid or brown waxy solid. Soluble in isopropyl alcohol, ethanol, vegetable oil and mineral oil. The relative density is about 1.05. Melting point 27 ~ 31 ℃. Hydrophilic and lipophilic value HLB ＜ 10.5. Flash point ＞ 149 ℃. Saponification value 88 ~ 98. Acid value ≤ 2. Hydroxyl value 44 ~ 60

Purpose: biochemical research. Nonionic surfactant. The fixed liquid of gas chromatography (the maximum operating temperature is 160 ℃) is used to separate and analyze fatty acid esters, alcohols, ketones and halides. Water soluble emulsifier. Add solvent. Antistatic agents and fiber lubricants for textile industry

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