Sodium standard

5,5'-Difluoro-3,3',4,4'-tetrachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

Mecarbam, 100 µg/ml, Acetonitrile, 1ml

24-Methylcholestane isomer Kit; includes 3054,3055,0607,0643, , Solvent-, Unit Kit, # of units-, Cas.no.