�?中性萃取物混标2, Base/Neutral Extractables Mix 2,0.5 mg/mL in Dichloromethane

EPA方法625GC/MS套标, Method 625GC/MS Cal Std Mix

EPA方法624/625GC/MS4种混�? GC/MS Tuning Std for EPA Method 624/625,1000 μg/mL in CH2Cl2

Fluometuron ,0.1 mg/mL in Acetonitrile

632.1方法甲酸酯氨基混合溶�? Carbamates &Urea Pesticides in Waste Water,1000 μg/mL in Acetonitrile

Thiabendazole,0.1 mg/mL in Acetonitrile

EPA方法8010套标, Halogenated VOC Set

EPA方法8020芳香挥发性有机物10种混�? Aromatic Volatile Organics Mix,2.0 mg/mL in Methanol

芳香族挥发性有机物混标, Aromatic Volatile Organics Mix,2.0 mg/mL in Methanol

EPA方法8021B-2种混�? Internal Standards Mix,500 μg/mL in MeOH