Precision and Recovery Stock Solution, 1.2ml, nonane

1,2,4-Trichlorobenzene, 10 µg/ml, Acetonitrile,

2’,4-Bis(aminophenyl)methane, 250mg

1,2,3-Tricaproylglycerol, 1000µg/mL, Solvent-dry pyridine, Unit 10mL, # of units-1, Cas.no. 621-71-6