4-n-Octylphenol-mono-ethoxylate, 10mg

2,4,5-Trichloro-4'-methoxy[13C12]biphenyl, 1.2ml x 50ug/ml, toluene

2-Methylnaphthalene-d10, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7297-45-2

Triphenyltin-d15 chloride, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 358731-94-9