Poloxamer, 188, NF
Pluronic® F68; Polyethylene-Polypropylene Glycol
Block copolymer of ethylene oxide and propylene oxide.
Possible carcinogen.
N.F. Functional Use: Emulsifying / Solubilizing Agent; Wetting / Solubilizing Agent
|
Chemical Formula |
HO(C2H4O)a(C3H6O)b(C2H4O)aH |
|
Molecular Weight |
Av. M.W. 8400 |
|
CAS # |
11/6/9003 |
|
Safety Information |
|
|
Health Hazard |
2 |
|
Fire Hazard |
1 |
|
Reactivity |
0 |
|
|
|
|
Test |
Specification |
| Average Molecular Weight | 7,680-9,510 |
| Weight Percent Oxyethylene | 81.8 ± 1.9% |
| pH of a 1 in 40 Solution | 5.0-7.5 |
| Unsaturation | 0.026 ± 0.008 mEq/g |
| MAXIMUM LIMITS | |
| Heavy Metals | 0.002% |
| Free Ethylene Oxide | 1 µg/g |
| Free Propylene Oxide | 5 µg/g |
| Free 1,4-Dioxane | 5 µg/g |
|
UPS limit |
150 lb |
Chemical information and descriptions have been provided by Spectrum Chemicals.
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