IRO Surfactant » Tween-81, Polysorbate-81

Tween-81, Polysorbate-81

CAS No.:

9005-65-6

Molecular Formula:

C34H64O11

Structure Formula:

Properties:

Tween-81 (Polysorbate-81) is soluble in hard water, diluted acid/alkalis, and most organic solvents. Relative density: 1.00±0.05, Tween-81 HLB value: 10.0.

Specifications:

ItemIndex
AppearanceAmber oily liquid
Acid value2mgKOH/g Max.
Saponification value90-105mgKOH/g
Hydroxyl value135-165mgKOH/g
Water3% Max.

Use:

Tween-81 (Polysorbate-81) is used as an emulsifier, solubilizer, stabilizer, diffusant, lubricant, etc.

Packing and Storage:

In 200KGs iron drum/plastic drum.

Handle with care. Tween-81 is stored in a cool, dry, and draughty place. Shelf life is 2 years. Then, Tween-81 can still be used if qualified after re-check.

Synonyms:

Emulsifier T-81.