GC/MS Calibration Standard

Benzo[b]naphtho[2,1-d]thiophene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 239-35-0

Desethylatrazine-d7, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1216649-31-8

Ronnel