乙腈中25种农残混标(组9-符合GB23200.121), Custom Pesticide Standard，100 μg/mL in Acetonitrile

标准品, Laboratory Control Sample-Semi-Volatiles

60种挥发性有机物混标57组分+替代物3组分(4-溴氟苯、二溴氟甲烷、甲苯-D8),100 μg/mL溶于甲醇(HJ 639), Custom VOC Standard @ 100 μg/mL in PT Methanol

标准品, Custom SVOC Standard,100 μg/mL,Methylene chloride-100%

定制26种VOC混标@2000 μg/mL in Acetonitrile, Custom VOC Standard 2 @ 2000 μg/mL in Acetonitrile

Mesosulfuron-methyl，1000 μg/mL in Acetonitrile

自定义 SVOC 标准品 @ 1000 μg/mL 二氯甲烷, Custom SVOC Standard @ 1000 μg/mL in Methylene chloride

Gadolinium ICP Standard,10000 μg/mL in 2-5% Nitric Acid

20组分定制混标, Custom BDE Standard @ 100 μg/mL in Toluene

Dicapthon,1000 μg/mL in Acetonitrile

异氯磷