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

17种有机氯农残混标D(表二其他项目), 1000μg/mL溶于正己烷：甲苯=50：50(GB 36600-2018), Custom Pesticide Standard @ 1000μg/ml in Hexane:Toluene=50:50

原油分析用标准品套标, Sulfur Calibration Set

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

饮用水中金属检测标准品, Primary &Secondary SDWA Metals-ICP or MS,Varied conc. in 2-5% Nitric Acid, tr Hydrofluoric acid

Methyl pentadecanoate,10.0 mg/mL in Hexane

十五酸甲酯

Methyl octadecanoate

硬酯酸甲酯/十八烷酸甲酯 C18：0

Methyl Tetracosanoate

二十四酸甲酯/木蜡酸甲酯/C24

光谱干扰校准标准品3, Spectral Interference Check Solution #3,Varied conc. in 2-5% Nitric Acid

硫校准标准品套标, Sulfur Calibration Set