| Product name | Twain 21 (T21) |
| Chemical Name | Polyoxyethylene (4) sorbitan monolaurate |
| Category | Tween series |
| CAS No. | |
| Appearance | At room temperature, it is a light yellow to yellow viscous liquid. |
| Acid esters（mgKOH/g） | ≤ 3.0 |
| Saponification value（mgKOH/g） | 100~115 |
| Hydroxyl value（mgKOH/g） | 225~255 |
| HLB value（mgKOH/g） | 13.3 |
| Packaging | 25 kg/barrel, 200 kg/barrel |
| Performance | Dissolve in methanol, ethanol, ethylene glycol, ethyl acetate, corn oil, cottonseed oil, mineral oil. It has emulsifying, stabilizing, diffusing, lubricating and other properties, and belongs to the o/w type emulsifier; |
| Application | Dissolve in methanol, ethanol, ethylene glycol, ethyl acetate, corn oil, cottonseed oil, mineral oil. It has emulsifying, stabilizing, diffusing, lubricating and other properties, and belongs to the o/w type emulsifier; |
| Brand | 益利 |
| Quality guarantee period |
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