EPA Method 507 Nitrogen Phosphorus Pesticides

2,4,5-Tribromophenol, 1.2ml x 100ug/ml, toluene

Amiodarone-d4 HCl, 100µg/ml in MeOH, 1ml

4,4'-Dimethylbibenzyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 538-39-6