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

定制VOC标准品@5000μg/ ml乙腈, CUSTOM VOC STANDARD @ 5000μg/ml in acetonitrile

客户定制7种苯氧羧酸类农药混标,1000ug/mL溶于丙酮(HJ1022-2019), Custom Pesticide Standard @1000ug/mL in Acetone

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 SDWA Metals-ICP or MS,Varied conc. in 2-5% Nitric Acid, tr Hydrofluoric acid

Methyl nonanoate,10.0 mg/mL in Hexane

壬酸甲酯

Methyl tridecanoate,10.0 mg/mL in Hexane

十三酸甲酯

Methyl heneicosanoate

二十一烷酸甲酯

校准标准品1, Check Solution Set #1

半定量标准, Semi-Quantitative Standard,10 μg/mL in 2-5% Nitric Acid