3种杀虫剂混标(环酰菌胺/螺虫乙酯/甲基硫菌灵), Nevada Cannabis Pesticide Mix 2,100 μg/mL in Acetonitrile

乙腈中25种农残混标(组10-符合GB23200.121), Custom Pesticide Standard，100 μg/mL in Acetonitrile

乙腈中24种农残混标(组4-符合GB23200.121), Custom Pesticide Standard，100 μg/mL in Acetonitrile

标准品, Custom FAME Standard @ 1000 μg/mL in Heptane

17种农残混标,100μg/mL溶于乙腈, Custom Pesticide Standard @ 100 μg/mL in Acetonitrile

无机混标, Custom ICP Standard @ Varied Conc. in 95% Water 5% Nitric acid tr Hydrofluoric acid

21种挥发性有机物混标,30000ug/mL溶于甲醇, Custom VOC Stock Mix @ 30 mg/mL in PT Methanol

定制丙烯醛和丙烯腈混标溶于甲醇(天津地标 DB 12/524-2020), Acrolein &Acrylonitrile @ 2000 μg/mL in 90% Methanol 10% water

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

7种有机磷混标,适用于DZ/T 0064.72-2021地下水分析方法, Custom Pesticide Standard @ 2000 μg/mL in Acetone-100%