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

3,3',4,4'-四氯偶氮苯, 3,3',4,4'-Tetrachloroazobenzene

Benz(a)anthracene ,0.2 mg/mL in Dichloromethane

苯并[a]蒽

28种混标, Base/Neutrals-Mix 1,2.0 mg/mL in CH2Cl2

8种混标, Toxic Substances-Mix 1,2.0 mg/mL in CH2Cl2

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

1,4-Dichlorobenzene-d4,2.0 mg/mL in MeOH

氘代对二氯苯,2.0 mg/mL in MeOH

农残试剂盒, Pesticide Kit (individuals in solution)

Propanil,100 μg/mL in MeOH

敌稗

标准品, Thidiazuron,100 μg/mL in Acetonitrile