CLP Semi-Volatile Internal Standard

1,4,5,6,7,7-Hexachlorobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride,50 µg/mL,toluene,1mL,

Methyl 7,10,13,16,19-docosapentaenoate (C22:5n-3)

2,3,4,5,6-Pentachlorophenol-13C6, 1000µg/ml in Isopropanol, 1ml