31种农残混标A-1,50 μg/mL溶于乙酸乙酯(GB/T 23200.113), Custom Pesticide Standard@50 μg/mL in Solvents: Ethyl acetate-100%

定制醛标准@1000μg/ ml水溶液, Custom Aldehyde Standard @ 1000μg/ml in Water

GBT5085.3-2007附录I-25种有机磷农药混标B, Custom Pesticides Standard @ 100 μg/mL in Acetone

3种冷剂混标,1000ug/mL溶于甲醇(HJ 1057-2019), Custom Refrigerants standard @ 1000μg/ml in Methanol

定制5种VOC混标,2000 ug/mL 溶于甲醇, CUSTOM VOC STANDARD @ 2000μg/ml in PT Methanol

28种挥发性有机物VOC混标(表一基本项目),2000μg/mL溶于甲醇(GB 36600-2018), CUSTOM VOC STANDARD @ 2000μg/ml in PT Methanol

2种有机磷农药混标(表二其他项目),1000μg/mL溶于正己烷：丙酮=90:10(GB 36600-2018), Custom Pesticide Standard @ 1000μg/ml in Hexane:Acetone=90:10

52组分502.2方法挥发性有机物, Wisconsin DNR VOC Mix,2.0 mg/mL in Methanol

饮用水金属检测混标, Secondary 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-GFAA,10 μg/mL in 2-5% Nitric Acid