78973

Poloxamer 188, micronized

• Synonym(s): Poly(ethylene glycol)-block-poly(propylene glycol)-block-poly(ethylene glycol), Lμtrol micro 68
• CAS Number: 9003-11-6
• MDL number: MFCD00082049
• UNSPSC Code: 12161900
• NACRES: NA.25

Properties

• form: powder
• Quality Level: 100
• mol wt: ~7680-9510 g/mol
• composition: oxyethylene content, 79.9-83.7%
• technique(s): DNA extraction: suitable; DNA purification: suitable; NMR: suitable; RNA extraction: suitable; RNA purification: suitable
• impurities: organic volatile impurities, complies (meets USP requirements); ≤0.4% total ash; ≤0.75% water; ≤1 ppm ethylene oxide; ≤20 ppm heavy metals; ≤5 ppm 1,4-dioxane; ≤5 ppm propylene oxide; 50-125 ppm butylhydroxytoluene
• color: APHA: ≤100
• particle size distribution: , coeff var ≤10% (residue, No. 140 USS); , coeff var ≤50% (residue, No 270 USS)
• pH: 5.0-7.5 (2.5% in H₂O)
• suitability: complies for Infrared spectrum
• SMILES string: O2C(C2)C.O1CC1
• InChI: 1S/C3H6O.C2H4O/c1-3-2-4-3;1-2-3-1/h3H,2H2,1H3;1-2H2
• InChI key: RVGRUAULSDPKGF-UHFFFAOYSA-N

Description

Other Notes

The Poloxamer 188 grades are poloxamers from the extensive line of Pluronic^® block copolymers.

average molecular weight/mass 7680-9510 g/mol

Legal Information

Pluronic is a registered trademark of BASF

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 1