4,4'-DDT (ring-13C12), 100ug/ml in n-Nonane, 1,2ml

Metronidazole, 100 µg/ml, Acetonitrile, 1ml

p-Xylene Impurity Standard with Internal Standards 11 Analytes each Wt.% as listed; Units: 1x1mL, 5x1mL + ISTD, neat Chiron No. Name Wt. % Name Wt. % 1299.5 n-Pentane 0.15 1265.8 p-Xylene 98.65 1242.8 n-Octane 0.15 1266.8m-Xylene 0.15

Dimethyldistearylammonium chloride, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 107-64-2