Polysorbate 80 VGPh. Eur., USP/NF

(Montanox® 80, Tween® 80, Polyoxyethylene sorbitane monooleate, n ca. 20)
Mr ca. 1300CAS [9005-65-6]

The fatty acids of this detergent are of vegetable origin.

d25 °C
Acid number
Hydroxyl number
Saponification number
Peroxide value
Heavy metals (Pb)
1 x 10-5 mol/l
1.06 - 1.09
max. 2.0 mg/KOH/g
65 - 80 mg/KOH/g
45 - 55 mg/KOH/g
max. 5 meq/kg
max. 10 ppm

Montanox = registered trademark of Seppic, France.

  1. Sato, M. et al. (1989) Int. J. Biochem. 21, 751-4
  2. Masaki, S. et al. (1990) Microbiol. Immunol. 34, 653-63
  3. Okuno, S. & Fujisawa, H. (1990) Biochim. Biophys. Acta 1038, 204-8

EINECS: 500-019-9WGK: 1LHS: 34021300
Storage Temperature: +15 °C to +30 °C

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