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9005-65-6

Name Tween 80
CAS 9005-65-6
EINECS(EC#) 500-019-9
Molecular Formula C24H44O6
MDL Number MFCD00082107
Molecular Weight 428.6

Chemical Properties

Appearance Yellow to amber liquid
Melting point  -25 °C
Boiling point  >100°C
density  1.08 g/mL at 20 °C
vapor pressure  <1 mm Hg ( 20 °C)
refractive index  n20/D 1.473
FEMA  2917
Fp  >230 °F
storage temp.  Store at RT.
form  viscous liquid
color  Amber
Specific Gravity 1.080 (25/4℃)
PH 5-7 (50g/l, H2O, 20℃)
PH Range 6
Water Solubility  5-10 g/100 mL at 23 ºC
Merck  14,7582
Hydrophilic-Lipophilic Balance (HLB) 10
EPA Substance Registry System Sorbitan, mono-(9Z)-9-octadecenoate, poly(oxy-1,2-ethanediyl) derivs.(9005-65-6)

Safety Data

Hazard Codes  Xi
Risk Statements 
Safety Statements 
WGK Germany  1
RTECS  WG2934000
3
TSCA  Yes
HS Code  34021300
Safety Profile
Moderately toxic by intravenous route. Mildly toxic by ingestion. Experimental reproductive effects. Questionable carcinogen with experimental tumorigenic data. Human mutation data reported. An eye irritant. When heated to decomposition it emits acrid smoke and irritating fumes.
Hazardous Substances Data 9005-65-6(Hazardous Substances Data)
Toxicity
LD50 in mice, rats (ml/kg): 7.5, 6.3 i.p. (Varma)

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