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nature : names Polyoxyethylene sorbitol anhydride - palmitate. Also known as emulsifier T-40. Structure see Tween 20, R = C15H31, x + y + z + w = 20. Amber oily liquid. The density of 1.08 ± 0.05. Acid value ?2 mg KOH / g. Saponification value of 40 ~ 55 mg KOH / g, hydroxyl value of 85 ~ 100 mg KOH / g. Dissolved in water, methanol, ethanol, isopropyl alcohol, cottonseed oil, glycol. HLB 15.6. For the oil / water-emulsifier, stabilizer used to increase solvent, the proliferation of agents, antistatic agents, fiber lubricant. By sorbitol - palmitate anhydride and ethylene oxide condensation in the system.

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More Detailed Data:
1) T-40;Tween-40
2) Tween-40
3) polyoxyethylene sorbitan monopalmitate
4) Tween
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