EPA Method 548.1 Internal Standard

Aldicarb-sulfone D3, 100μg/ml in Acetone, 1ml

2,2',5,5'-Tetrachlorobenzidine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 15721-02-5

Alkylated phenols, Special Phenol Mix 100µg/mL in methanol Phenol Catechol Resorcinol o-Cresol m-Cresol p-Cresol 2,3-Dimethylphenol 2,4-Dimethylphenol 2,5-Dimethylphenol 2,6-Dimethylphenol 3,4-Dimethylphenol 3,5-Dimethylphenol 2,3,5-Trimethylpheno