痕量金属混标 II, Trace Metals Standard II,Varied conc. in 2-5% Nitric Acid

4-Chlorophenyl Methyl Sulfoxide

对-氯苯基甲基亚砜

20种有机氯农药标准, Pesticide Kit (neat)

Benz[a]pyrene,0.2 mg/mL in CH2Cl2

苯并(a)芘

Benzo(b)fluoranthene,0.2 mg/mL in MeOH

苯并[b]荧蒽

多环芳烃套标, Polycyclic Aromatic Hydrocarbon Kit

4种混标, Toxic Substances-Mix 1,2.0 mg/mL in CH2Cl2

苯系物9种混标, Composite Mix #2,2.0 mg/mL in CH2Cl2

17种多环芳烃混标, PAH Mix,2.0 mg/mL in Dichloromethane:Benzene (50:50)

Chrysene-d12,4.0 mg/mL in Dichloromethane

氘代屈