Mass-Labelled PCB Recovery Standard, 1.2ml, nonane

Method 429 Internal Standard Solution, 100µg/ml in Isooctane/25% toluene, 1,2ml

Sildenafil,1000 µg/mL,MeOH,1mL

Dichlorprop, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 120-36-5