8270B有机磷混标, Method 8270B- Organophosphorous Pesticide Mix,2.0 mg/mL in CH2Cl2

ASL方法8270C/D-3种混标, Additions to Method 8270,2.0 mg/mL in Tetrahydrofuran

ASL方法8270C/D-4种混标, Method 8270 Semi-Volatile Additions,2.0 mg/mL in Dichloromethane

EPA8270 半挥发性有机物混标(含内标,共83种), M-8270 Calibration Level 2 w/ ISTD,Varied conc. in Methylene chloride

8270方法QC检测标准品, Method 8270 Daily QC Check w/o IS,50 μg/mL in CH2Cl2

Benzo(b)fluoranthene,0.5 mg/mL in Acetonitrile

苯并(b)荧蒽

甲醛&乙醛, Acetaldehyde &Formaldehyde,1000 μg/mL in Water

丙烯醛-2,4-二硝基苯肼, Acrolein-DNPH,1000 μg/mL in Acetonitrile

2,5-二甲基苯甲醛-DNPH, 2,5-Dimethylbenzaldehyde-DNPH,0.1 mg/mL in Acetonitrile

EPA方法8318套标, N-methylcarbamates by HPLC