醛酮-DNPH定制混标, Custom Carbonyl-DNPH Standard

3种VOC混标(乙腈,丙烯腈,丙烯醛),2000 μg/mL溶于水(HJ 679-2013/HJ 874-2017), Custom VOC Standard @ 2000 μg/mL in Water

客户定制农残检测标准品, Custom Pesticide Standard @ 2000 μg/mL in 80% Acetonitrile 20% Dichloromethane

订制亚硝胺混标, Custom Nitrosamine Standard @Varied conc in Methanol

4种氘代亚硝胺混标,1000μg/ mL溶于甲醇, Custom Labeled Nitrosamine Standard @ 1000 μg/mL in Methanol

7种苯酚类混标,1000 μg/mL溶于甲醇, Custom Phenols Standard @ 1000 μg/mL in Methanol

客户定制酚类混标, Custom Phenolics Standard Varied conc. Acetonitrile

6组分定制酚类混标, Custom Hydroxy- Aromatics Standard@Varied Conc in 100% Methanol

定制酮标准@ 2.0 mg / mL乙腈, Custom Ketones Standard @ 2.0 mg/mL in Acetonitrile

3种光引发剂混标(18种光引发剂混标分组三),适用于烟草检测,1000 ug/mL溶于正己烷：乙酸乙酯=30:70, Custom Combined Standard @ 1000 ug/mL in 30% Hexane 70%Ethyl acetate