Ethion, 250mg

PCB Mixture 2263,12 2,2,5- Trichlorobiphenyl PCB18 1999,12 2,4,4`-Trichlorobiphenyl PCB28 2264,12 2,4,5`-Trichlorobiphenyl PCB31 2265,12 2,2`,3,5`-Tetrachlorobiphenyl P

2-Nitrotoluene, 250mg

Chlorophenol Standard, Stock Solution 15 Analytes, each concentration as listed in ethanol; unit: 5x1mL 2066.6 2,3-Dichlorophenol [576-24-9] 400 µg/mL 2064.6 2,4-Dichlorophenol [120-83-2] 400 µg/mL 2065.6 2,5-Dichlorophenol [583-78-8] 400 µg/mL 2069