Tris(2-chloroethyl) phosphate, 1.2ml x 50ug/ml, toluene

D3-Sulfamethoxypyridazine, 10.0 µg/ml, Methanol,

EPA Method 8270C - B/N Matrix Spiking Solution

n-Alkanes C10-C40 (all +pristane/phytane) 33 Analytes, each 100µg/mL in cyclohexane; units: 1x1mL, 5x1mL, 10x1mL This standard includes all the n-paraffins C10-C40 + pristane and phytane.