EPA Method 8240A Internal Standard

2,4,5-T-2-ethylhexyl ester, 250mg

3,4,5-Trichlorophenol

Thiobencarb-d10 (diethyl-d10), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1219804-59-7