کولیفور p188 میکرو کد 78973 سیگما آلدریچ

Kolliphor P 188 micro

Synonym: Lμtrol® micro 68, Poloxamer 188, micronized, Poly(ethylene glycol)-block-poly(propylene glycol)-block-poly(ethylene glycol)
 

Properties

Related Categories	Biochemicals and Reagents, Excipients for R&D Use Only, Solubilizers & Emulsifiers Plus...
Quality Level	100
mol wt	~7680-9510 g/mol
composition	oxyethylene content, 79.9-83.7%
application(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
storage temp.	room temp
InChI	1S/C3H6O.C2H4O/c1-3-2-4-3;1-2-3-1/h3H,2H2,1H3;1-2H2
InChI key	RVGRUAULSDPKGF-UHFFFAOYSA-N