2,2',3,3',4,5,6'-Heptachlorobiphenyl (174)

9-Ethylphenanthrene,500µg/mL,isooctane,1mL,

Carbendazim-d4, 100µg/ml in MeOH, 1ml

4-Hydroxyisophthalic acid (4-Hydroxybenzene-1,3-dicarboxylic acid), 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 636-46-4