Chloridazon, 100µg/mL in Acetonitrile, 1ml

2-Isopropyl-6-methyl-4-pyrimidinol, 250mg

1,2,3,4-Tetrabromo-5-chloro-6-methylbenzene,1000 µg/mL,MeOH,1mL,

525/526 Internal Standard