Spectrum Chemical manufactures and distributes fine chemicals with quality you can count on including those with CAS number 111-01-3, Whether you call it Squalane, 2 -6 -10 -15 -19 -23-Hexamethyltetracosane , Cosbiol or Dodecahydrosqualene you can be assured the Squalane products offered by Spectrum, meet or exceed the grade requirements or specifications for each individual product.