Polysorbate 80
USP/NF, EP (Tested for Endotoxin & Microbes)
CAS #:
9005-64-5
Molecular Formula:
C58H124O26
Synonym:
Tween 80, Sorbitan monolaurate, ethoxylated
Molecular Weight:
1.228 g/mol
Overview
Polysorbate 80 is used to solubilize essential oils. Polysorbate 80 is a non-ionic surfactant and emulsifier often used in foods and cosmetics. This synthetic compound is a viscous, water-soluble yellow liquid.
| Characters | Unit | Specification |
|---|---|---|
| Appearance | colourless or brownish-yellow, clear or slightly opalescent liquid | |
| Identification | complies | |
| Composition of fatty acids | ||
| Myristic acid | % | max. 5.0 |
| Palmitic acid | % | max. 16.0 |
| Palmitoleic acid | % | max. 8.0 |
| Stearic acid | % | max. 6.0 |
| Oleic acid | % | min. 58.0 |
| Linoleic acid | % | max. 18.0 |
| Linolenic acid | % | max.4.0 |
| Dioxane | ppm | max. 10 |
| Acid value | mg KOH/g | max. 2 |
| Hydroxyl value | mg KOH/g | 65 – 80 |
| Peroxid value | meq/kg | max. 10 |
| Saponification value | mg KOH/g | 45 – 55 |
| Water | % | max. 3.0 |
| Heavy metals | ppm | max. 10 |
| Kinematic viscosity (bei 25°C) | cSt | 300 - 500 |
| Specific gravity | cfu/g | 1.06 – 1.09 |
| Total aerobic microbial count | cfu/g | max. 100 |
| Total yeasts and moulds count | cfu/g | max. 50 |
| E.coli | cfu/g | absent in 1g |
| Pseudomonas aeruginosa | cfu/g | absent in 1g |
| Staphylococcus aureus | cfu/g | absent in 1g |
| Salmonella | cfu/g | absent in 25g |
| Bacterial endotoxin | I.U./g | max. 2.5 |
| Ethylene oxide | ppm | max. 1 |
| Residue on Ignition | % | max. 0.25 |
Shelf Life/Retest Date: Polysorbate 80 can be kept for at least 2 years if stored under recommended conditions.
Storage/Shipping Conditions:
- Store in a well-ventilated place.
- Keep container tightly closed.
Pack Sizes: 5 Kg
