Tween ® 20 (USP-NF, BP, Ph. Eur.) pure, pharma grade

Boiling Point:

> 100 °C

Density:

1.105 kg/l

Solubility:

water 100 g/l at 25 °C

Refractive Index:

20/D 1.4735

Physical Description:

liquid

Product Code:

142312

Product Name:

Tween ® 20 (USP-NF, BP, Ph. Eur.) pure, pharma grade

Quality Name:

pure, pharma grade

Headline Comment:

(® Registered trade-mark of ICI)

Specifications:

Identity according to Pharmacopoeias:: passes test

Maximum limit of impurities
Residue on ignition (as SO4): 0.2 %
Acidity value: 2.0
Hydroxyl value: 96-108
Iodine value: 5
Peroxide value: 10.0
Saponification value: 40-50
Composition of fatty acids:
Total ashes: 0.25%
Residual solvents (Ph.Eur/USP): passes test
Caproic acid: 1.0 %
Caprilic acid: 10.0 %
Capric acid: 10.0 %
Lauric acid: 40.0 - 60.0 %
Myristic acid: 14.0 - 25.0 %
Palmitic acid: 7.0 - 15.0 %
Stearic acid: 7.0 %
Oleic acid: 11.0 %
Linoleic acid: 3.0 %
Dioxan: 0.001%
Ethylene Oxide: 0.0001%
Reducing impurities: passes test
Water (H2O): 3.0 %
Heavy metals (as Pb): 0.001%
VEGETABLE ORIGIN.

WGK:

1

Storage:

Storage away from direct light.

Master Name:

Tween® 20

Synonyms Long Text:

Polyoxyethylene 20 Sorbitane mono-Laurate, Polysorbate 20

EINECS:

500-018-3

CS:

34021300

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