PCB Congener Surrogate Standard Mix

L(+)Lactic acid

MCPA-methyl ester, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 2436-73-9

Dioxacarb-d3 (N-methyl-d3),100 µg/mL,acetonitrile,1mL,