(Butylamine)[2,2'-thiobis(4-tert-octylphenolato)]nickel(II), 5g

Bentazone, 10.0 µg/ml, Acetonitrile, 10ml

6-Hydroxy-1-nitropyrene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1767-28-8

Spiking Solution