Recovery ISTD - PAH 3 Analytes each 100µg/mL in xylene; unit: 1x1mL 1534.20 d12-Perylene [1520-96-3] 1524.12 d10-Acenaphthene [15067-26-2] 1530.13 d10-Fluorene [81103-79-9]

Propyphenazone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 479-92-5

Salicylic acid (2-Hydroxybenzoic acid), neat, Solvent-neat, Unit 500mg, # of units-1, Cas.no. 69-72-7

Qualitative Peak ID Mixture 16 Analytes, each Wt.% as listed; units: 1x1 mL and 5x1mL neat Name Wt. % Name Wt. % Methylcyclopentane 4.0 Diisopropyl ether 4.0Methanol 7.3 Isobutanol