EPA Method 507/525 Analytes Mix #2 Rev.1

Soil Conductance [0.5-1.5mS/cm]

alpha alpha alpha (20R,24S)-24-Methylcholestane, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 511-20-6

PIONA Mixture 3, C5-C25 Hydrocarbons C5-C25, 1ml neat, n-paraffins, isoparaffins, naphthenes, and aromatics. Prod.no. Compound CAS no. Purity Weight % 8030.5 Isopentane