乙腈中29种农残混标(组8-符合GB23200.121), Custom Pesticide Standard，100 μg/mL in Acetonitrile

定制农药标准变浓的异辛烷50%甲苯50%, Custom Pesticide Standard-Varied Conc.Isooctane50%Toluene50%

定制的VOC储备混合物@ PT甲醇中的30 mg / mL, Custom VOC Stock Mix @ 30 mg/mL in PT Methanol

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

定制17种有机锡混标,1000 μg/mL溶于甲醇(以有机锡阳离子计)(GB 20385.1-2021), Custom Organotin Standard @ Varied Conc. In Methanol

标准品, Custom VOC Standard @ Varied Conc.

定制4种有机磷混标,2000 μg/mL溶于乙腈(HJ 1183-2021), Custom Pesticide Standard @ 2000 μg/mL in Acetonitrile-100%

24种卤代烃混标,适用于DZ/T 0064.91-2021地下水分析方法, Custom VOC Standard @ 1000 μg/mL in PT Methanol-100%

14种邻苯二甲酸酯类, Custom Phthalate Esters Standard @ 1000 μg/mL in Hexane

63种挥发性有机物混标,2000 μg/mL 溶于甲醇, Custom VOC Standard-Liquids &Gases