定制35种农残混标, Custom Pesticide Standard@50 μg/mL 50 μg/mL

19种有机磷混标组分A,100 μg/mL溶于正己烷(HJ 963-2018/HJ1023-2019), Custom Pesticide Standard Mix A @ 100 μg/mL in Hexane

9种苯系物混标,1000μg/mL溶于甲醇(HJ 975/976-2018), Custom VOC Standard @ 1000μg/ml in PT Methanol

27种VOC定制A混标 (附录B序号45-66),1000μg/mL溶于甲醇(GB 14848), Custom VOC Mix @ 1000μg/ml in PT Methanol

2种农药(克百威、涕灭威)定制G混标(附录B序号84,85)用于LC-MS,1000μg/ml溶于乙腈(GB 14848), Custom SV Mix 2C (LCMS)@ 1000μg/ml in Acetonitrile

10种半挥发性有机物SVOC混标(表二其他项目),1000μg/mL溶于二氯甲烷(GB 36600-2018), Custom SV Standard @ 1000μg/ml in Mehtylene chloride

27种VOC混标定制A (附录B序号45-66),1000μg/mL溶于甲醇(GB 14848), Custom VOC Standard @1000μg/mL in PT Methanol

饮用水中重金属检测标准品, Primary Drinking Water Metals Standard,Varied conc. in 2-5% Nitric Acid

饮用水中金属检测标准品, Primary Safe Drinking Water Act Metals-ICP,Varied conc. in 2-5% Nitric Acid

金属ICP安全饮用水标准, Primary Safe Drinking Water Metals ICP Std,10 μg/mL in 2-5% Nitric Acid