Methacrifos ,100 μg/mL in Acetonitrile

定制 OP 农药标准品 2 @ 2000μg/ml 甲苯溶液, Custom OP Pesticide Standard 2 @ 2000μg/ml in Toluene

10种挥发性有机物混标,100 ug/mL溶于1,2-二氯乙烷, Custom VOC Standard @100 μg/mL in 1,2-Dichloroethane

18种金属ICP混标, Custom ICP Standard @ 1000 μg/mL in Water-95% Nitric acid-5% Hydrofluoric acid-tr