Polysorbate 20 (Tween 20) BP / Food Grade
Polysorbate 20 (Tween 20) is a nonionic surfactant produced by ethoxylation of sorbitan monolaurate, valued for its excellent emulsifying, solubilizing and dispersing performance. It is widely used in food, cosmetic, pharmaceutical and industrial formulations. Richest Group supplies Tween 20 conforming to GB 29221-2012 (BP grade) with COA for each batch and flexible packaging.
Quick Facts
- Purity: Oxyethylene 70.0 - 74.0%
- Standard: GB 29221-2012 (BP grade)
- Packaging: 200 kg plastic drum / 1000 kg IBC
- Documents: COA with each batch; MSDS & SPEC on request
Specifications
| Item | Specification |
|---|---|
| Appearance | Pale yellow or yellow viscous oily liquid |
| Odour | Slight peculiar odor |
| Colour (Lovibond, 1" cell), R/Y | ≤ 1.5R 10Y |
| Solubility | Soluble in water, ethanol, methanol or ethyl acetate; slightly soluble in liquid paraffin |
| Acid Value, mgKOH/g | ≤ 2.0 |
| Saponification Value, mgKOH/g | 40 - 50 |
| Hydroxyl Value, mgKOH/g | 96 - 108 |
| Water, w/% | ≤ 3.0 |
| Residue on Ignition, w/% | ≤ 0.25 |
| Oxyethylene, w/% | 70.0 - 74.0 |
| Relative Density | 1.09 - 1.12 |
| Viscosity (25 °C), mm2/s | 250 - 400 |
| pH Value (5% in water) | 4.0 - 7.5 |
| Peroxide Value | ≤ 10 |
| Fatty Acid Composition (C12:0), % | 40 - 60 |
| Ethylene Oxide, mg/kg | ≤ 1 |
| Dioxane, mg/kg | ≤ 10 |
| Heavy Metals, mg/kg | ≤ 10 |
| Lead (Pb), mg/kg | ≤ 2 |
| Arsenic (As), mg/kg | ≤ 2.0 |
Main Applications
- Emulsifier and solubilizer in food products (E432): beverages, bakery, dairy and confectionery
- Solubilizer for flavors, essential oils and vitamins in cosmetics and personal care
- Emulsifier and dispersant in pharmaceutical formulations
- Nonionic emulsifier for industrial and textile applications
Packaging & Shipping
200 kg net plastic drum or 1000 kg IBC drum. Not regulated as dangerous goods. Store in a cool, dry and well-ventilated place; keep container tightly closed. COA is provided with each batch; MSDS and SPEC are available upon request.