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Polysorbate 21 Manufacturer Polysorbate 21 Emulsifier Polysorbate 21 Surfactant
PRODUCT NAME: T21 - POLYOXYETHYLENE (4) SORBITAN MONOLAURATE
1. APPEARANCE light yellow to yellow oily liquid.
2. OTHER NAMES Tween 21; Polysorbate 21
3. HLB VALUE 13.3
4. TECHNICAL SPECIFICATION
Parameters |
Unit |
Standard Value |
Acid value |
mg KOH/g |
≤3.0 |
Saponification value |
mg KOH/g |
100~115 |
Hydroxyl value |
mg KOH/g |
220~250 |
Moisture |
w/% |
≤3.0 |
5. PACKAGING
25kg, 220kg/ plastic drum net weight. (Other packages are available upon request.)
6. STORAGE AND PRESERVATION
Preserved dry at room temperature, avoid sunlight.
7. SHELF LIFE 2 years
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