Metolachlor (ring-13C6), 100µg/ml in n-Nonane, 1,2ml

2-Chloro-1,3-propanediol-d5,1000 µg/mL,MeOH,1mL,

Internal & Surrogate Standard 8260B

3-Bromo-2,7,8-trichlorodibenzofuran, 1.2ml x 50ug/ml, toluene