Sipan 40/ sorbitan Monopalmitate /span 40

English Name: span 40; Sorbitan monopalmitate； Sorbitan palmitate

Other names: Si ban 40;  Palmitic acid Qingliang tea alcohol; Sorbitol palmitic acid monoester; Qingliang tea alcohol palmitate; Hexadecanoic acid dehydrated sorbitol ester; Si Ben 40;  Dehydrated sorbitol Monopalmitate

CAS No.: 26266-57-9

C22H42O6=402.57

Grade: CP

Hydroxyl value: 260 ~ 290kohmg/g

Acid value: ≤ 7kohmg/g

Saponification value: 140 ~ 155kohmg/g

Heavy metals: ≤ 0.001%

Burning residue: ≤ 0.5%

Physicochemical properties: brown viscous liquid or yellowish brown wax, slightly fat smell, can be dispersed in hot water, soluble in hot oil and general organic solvents, slightly soluble in liquid paraffin, insoluble in water. Hydrophilic lipophilic value hlb6.7. Melting point: 46-47 ℃; Flash point: 113 ℃

Purpose: biochemical research. Gas chromatography stationary liquid, separation and analysis of oxygenated compounds. Nonionic surfactant, water / oil emulsifier, thickener

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