4-ANPP,100 µg/mL,acetonitrile,1mL,

Isocaffeine (1,3,9-Trimethylxanthine), 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 519-32-4

iso-Butyl benzyl phthalate (2-Methylpropyl benzyl phthalate), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 72170-45-7

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]