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Span-80
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nature : Science famous pear-sugar alcohols anhydride Oleate. Also known as S-80 emulsifier. See Andean-type structure was -20, R = C17H33. Amber-brown oily liquid. A fatty odor. Nontoxic. The density of 1.0 ± 0.05. Acid value �8 mg KOH / g. Saponification value of 145-160 mg KOH / g. Hydroxyl value 190-220 mg KOH / g. Iodine I2 60-75 mg / g. Water �1.0%. A small amount of soluble isopropanol, PCE, xylene, cotton seed oil, mineral oil. HLB4.3. For medicine, cosmetics, textiles, paints, oil, industries such as Gunpowder, for the emulsifier, stabilizer, increasing solvent, lubricant, softener, antistatic agents, dispersants, cosolvent, anti-rust agents, finishing agents, spinning additives. By sorbitol and oleic acid anhydride prepared by the reaction.


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