Ethylene thiourea, 250mg

Piperonyl butoxide, 100 µg/ml, Acetonitrile, 5ml

Spermine-d20, 1mg

PAH-Mixture A 13 Analytes, each 1000 µg/mL in toluene; unit: 1,5,10x1mL 1220.15 Bisphenol A [80-05-7] 0712.11 1-Methylnaphthalene [90-12-0] 0713.11 2-Methylnaphthalene