酚 21种混标, RCRA Target Phenols Mix,1000 μg/mL in Isopropanol

6种邻苯二甲酸酯混标 溶于异辛烷, Phthalate esters,2.0 mg/mL in Isooctane

2,4-Dibromophenol,1.6 μg/mL in Isopropanol

2.4-二溴苯酚

EPA方法8070A-3种混标, Nitrosamines,2.0 mg/mL in MeOH

EPA方法8080/8081工作5级标准, Working Level 5 Standard,Varied conc. in Isooctane

EPA方法8080/8081工作水平(4)校准标准, Daily Working Level(4) Calibration Standard,Varied conc. in Isooctane

EPA方法8080/8081A/8081B-2种混标, 4,4'-DDT &Endrin ,0.2 mg/mL in Hexane

EPA8082方法,19种多氯联苯混标。, PCB Congeners Mix,100 μg/mL in Hexane

EPA方法8085混标, Herbicides as Methyl Derivatives Mix #1,Varied conc. in MtBE

EPA方法8085-15种混标, Nitrogen Containing Pesticides Mix #3,Varied conc. in MtBE