ICP-MS Calibration Standard

2,2',3,4,4',6-Hexachlorobiphenyl ,100 µg/mL,isooctane,1mL,

2,4-D methyl ester, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1928-38-7

Fipronil-desulfinyl, 10.0 µg/ml, Acetonitrile, 1