WHO PCB Extraction Standard, 100pg/µl in nonane, 1,2ml

Volatile Standard

Chlorthiamid, 100 µg/ml, Ethyl acetate, 1ml

MCPA, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 94-74-6