TWEEN® 20

description

non-ionic

Quality Level

300

form

viscous liquid

mol wt

~1228

composition

lauric acid ≥40% (balance primarily myristic palmitic and stearic acids)

concentration

≥40.0% (GC)

technique(s)

DNA extraction: suitable
RNA extraction: suitable
cell culture | mammalian: suitable
protein purification: suitable

impurities

≤3.0% water

refractive index

n20/D 1.468 (lit.)

CMC

0.06 mM (20-25°C)

acid number

≤2.2 mg/g

hydroxyl value

96‑108 mg/g

transition temp

cloud point 76 °C

density

1.095 g/mL at 25 °C (lit.)

HLB

16.7

suitability

complies for IR spectroscopy

InChI

1S/C26H50O10/c1-2-3-4-5-6-7-8-9-10-11-24(30)34-19-18-31-20-22(32-15-12-27)26-25(35-17-14-29)23(21-36-26)33-16-13-28/h22-23 25-29H 2-21H2 1H3

InChI key

HMFKFHLTUCJZJO-UHFFFAOYSA-N