定制35种农残混标, Custom Pesticide Standard@50 μg/mL 50 μg/mL

定制氨基甲酸酯农药标准品@10μg/ ml甲醇, Custom Carbamate Pesticide Standard @ 10 μg/ml in Methanol

10种SVOC2定制C 混标(附录B序号67-73,75-77,用于GC-MS),1000μg/mL溶于正己烷-甲苯(GB 14848), Custom SV Mix 1A @ 1000μg/ml in 50% Hexane 50% Toluene

11种半挥发性有机物SVOC总项目混标(表一基本项目),1000μg/mL溶于二氯甲烷(GB 36600-2018), Custom SV Standard @ 1000μg/ml in Mehtylene chloride

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

饮用水主要金属含量测定, Primary Safe Drinking Water Act Metals-GFAA,10 μg/mL in 2-5% Nitric Acid

Methyl Nonanoate

壬酸甲酯

Methyl undecanoate,10.0 mg/mL in Hexane

十一酸甲酯

Methyl heptadecanoate,10.0 mg/mL in Hexane

十七烷酸甲酯

Methyl tricosanoate

二十三酸甲酯