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,15 μg/mL in MeOH

EPA方法8021B-2种混标, Surrogate Standards Mix,150 μg/mL in MeOH

苯酚套装, Phenols Mix-Revised July 1, 1992,2.0 mg/mL in iPrOH

酚取代混标, Set of Phenols

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

2.4-二溴苯酚

邻苯二甲酸酯类标准品, Phthalate esters,2.0 mg/mL in Isooctane

EPA方法8080/8081套标, Calibration Check Set

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