Custom mix of phenol mono-and di-ethoxylates 1833.17-K-IO Ethylene glycol mono(p-nonylphenyl) ether p-Nonylphenol EO 1832.19-K-IO Diethylene glycol mono(p-nonylphenyl) ether p-Nonylphenol 2EO 3689.16-K-IO 4-tert-Octylphenol EO 3753.18-K-IO 4-ter