16 EPA Priority PAHs, 100µg/ml in Toluene, 5 x 1ml

Custom PIONA mix for column control, ASTM D 5134-98(2008) 1264.7 Toluene 0,5% 1240.7 n-Heptane 1% 3248.8 2,3,3-Trimethylpentane 1% 1243.8 2-Methylheptane 1% 1873.8 4-Methylheptane 1% 1242.8 n-Octane 1% Solvent: 2-Methylpentane, 1235.6

Potassium (K), 1000µg/ml in 2%-HNO3/Water, 100ml

beta-HCH (BHC), 100µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 319-85-7