Acetochlor, 100µg/mL in Acetonitrile, 1ml

2,2',3,4',5,6,6'-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL,

2,6-Diisopropylphenol-d18,1000 µg/mL,MeOH,1mL,

Butyric acid, 1ml