4-tert-Octylphenol-13C6monoethoxylate

n-Triacontane, ?13C: -28.60, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. 638-68-6

EPA Method 525.2 - 526 Internal Standard

Valsartan,100 µg/mL,MeOH,1mL,