2,4'-DDT-13C12,100 µg/mL,n-nonane,1mL,

Sulfur in Heavy Light Mineral Oil - 0.010 Wt%

Carbofuran, 10.0 µg/ml, Ethyl acetate, 10ml

3,4,5-Trichlorobiphenyl ,100 µg/mL,isooctane,1mL,