Method 1613 Calibration Solution [CS1], in Nonane, 0,2ml

Phthalic acid, di-n/iso-C7-11-alkyl esters, 100µg/ml in Isooctane, 5ml

Potassium perfluoro-1-octanesulfonate, 1.2ml x 50ug/ml, methanol

4-n-Nonylphenol-2,3,5,6-d4,OD