25-Hydroxyvitamin D2, 50μg/ml, 1ml

Isoproturon D6 (dimethyl D6), 1000µg/mL in Acetonitrile, 1ml

4-Isopentylphenol, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1805-61-4

Molybdenum, 1000µg/ml in in 0.5%-NH4OH / H2O,100ml