Posts

,

What’s in Corexit — from the Horse’s Mouth

Here’s a list of what is reported to be the chemical components in Corexit:

Chemical Name

  • 1,2-Propanediol
  • Ethanol, 2-butoxy- (only in Corexit 9527)
  • Butanedioic acid, 2-sulfo-, 1,4-bis(2-ethylhexyl) ester, sodium salt (1:1)
  • Sorbitan, mono-(9Z)-9-octadecenoate
  • Sorbitan, mono-(9Z)-9-octadecenoate, poly(oxy-1,2-ethanediyl) derivs.
  • Sorbitan, tri-(9Z)-9-octadecenoate, poly(oxy-1,2-ethanediyl) derivs
  • 2-Propanol, 1-(2-butoxy-1-methylethoxy)-
  • Distillates (petroleum), hydrotreated light

A Nalco spokesman claims that “Both COREXIT dispersants have been approved by the EPA as part of the National Contingency Plan for treating oil spills.” What they don’t bother to mention is the circumstances for which they are approved, and that the approved dispersal method does NOT allow for it to be used sub-surface. In fact, as we reported earlier in this ecological disaster, the EPA and BP are specifically prohibited from using it in that fashion by the Clean Water Act of 1972. (CWA) Read more