Copper AA Standard (Cu)

2-Ethyl-3,(5/6)-dimethylpyrazine, Isomer mixture, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. 27043-05-6 or 55031-15-7

2,2',3,4',6'-Pentachlorobiphenyl (= 2,2',3',4,6-),100 µg/mL,isooctane,1mL,

Decabromodiphenyl ether, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1163-19-5