二乙醇亚硝胺-D8, N-Nitrosodiethanolamine-d8 @ 100 μg/mL in PT Methanol

定制20种农残混标B-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%

客户定制5组分酰胺类混标(SN/T 3587-2016), Custom VOC 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

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