EPA方法680, Retention Time Calibration Standard,Varied conc. in Hexane

40种卤苯混合标准品, Halogenated Volatiles Mix,0.2 mg/mL in MeOH

N-Nitrosodi-n-butylamine,0.5 mg/mL in Water

标准品

EPA方法8020-2种混标(4-溴氟苯α,α,α-三氟甲苯), 4-Bromofluorobenzene &a,a,a-Trifluorotoluene,2.0 mg/mL in Methanol

EPA方法8021-4种混标, Method 8021-Surrogate Standard,20 mg/mL in MeOH

EPA方法8021B-2种混标, Surrogate Standards Mix,1500 μg/mL in MeOH

EPA方法8021B-2种混标, Bromochloromethane &1,4-Dichlorobutane,2.0 mg/mL in MeOH

2-Cyclohexyl-4,6-dinitrophenol ,1000 μg/mL in MeOH

2-环己基-4,6-二硝基苯酚

EPA方法8040-9种混标, Method 8040-Phenols Mix B,2.0 mg/mL in Isopropanol

EPA方法8040-2种混标, 2-Fluorophenol-PFB &2,4,6-Tribromophenol-PFB,2.0 mg/mL in MeOH (as deriv.)

2,4-Dibromophenol ,160 μg/mL in Isopropanol

2.4-二溴苯酚

邻苯二甲酸6种混标(5支), Phthalate esters by GC/EC,Varied conc. in MeOH

亚硝胺标准溶液(3组分), Nitrosamines ,2.0 mg/mL in MeOH

EPA方法8080/8081工作3级标准, Working Level 3 Standard,Varied conc. in Isooctane

EPA方法8080/8081工作水平(3)校准标准, Daily Working Level(3) Calibration Standard,Varied conc. in Isooctane