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

Tris(4-isopropylphenyl) phosphate,50 µg/mL,toluene,1mL,

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

Metals in Biodiesel Standard, 5µg/g , 100g