Hexachloro-1,3-butadiene-13C4,neat,neat,10mg,

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.

Perhydrofluorene, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 5744-03-6

Ammonium (NH4+)