4种替代物混标,2mg/mL溶于甲醇,5*1mL, Surrogate Standard VOA Mix,2.0 mg/mL in MeOH

EPA8260内标/替代性混合标准品 7组分, Internal/Surrogate Standard Mix@0.2 mg/mL in MeOH

4种替代物混标(对溴氟苯/二溴氟甲烷/1,2-二氯乙烷-d4/甲苯-d8),0.2 mg/mL, Surrogate Standard Mix,0.2 mg/mL in MeOH

VOC11种混标, Additional VOC's by Method 8260B,2000 μg/mL in MeOH

挥发性有机酸混标, Additional VOC's by Method 8260B,2000 μg/mL in MeOH:Water (9:1)

EPA方法8260内标, Internal Standard Mix,0.2 mg/mL in MeOH

EPA8260B方法替代物/挥发性有机物3种替代物(4-溴氟苯、二溴氟甲烷、甲苯-D8), Surrogate Standard Mix,2.0 mg/mL in MeOH

524.2方法挥发性有机物指示标准套标, Surrogate Standard Mix,0.2 mg/mL in MeOH

EPA方法8270-9种混标, Semi-Volatile by Capillary Column GC/MS Mix 4A,2.0 mg/mL in CH2Cl2

方法8270-12种混标, Method 8270B- Base/Neutrals Mix,2.0 mg/mL in Dichloromethane