ASL方法8270C/D-10种混�? Additions to Method 8270,2.0 mg/mL in CH2Cl2

ASL方法8270C/D-13种混�? S-V by Capillary Column GC/MS,1000 μg/mL in Dichloromethane:Methanol (90:10)

方法8270B 校准套标, Method 8270B Calibration Kit

EPA方法8270-6种混�? Method 8270-Surrogate Standard,Varied conc. in Dichloromethane:Methanol (80:20)

18种组分PAH混标, Polynuclear Aromatic Hydrocarbons (HPLC),0.5 mg/mL in Acetonitrile

多环芳烃18种混�? PAH Mix,Varied conc. in AcCN

15种醛酮混�?HJ 997-2018), Option 2 Testing Mix,1000 μg/mL in Acetonitrile

壬醛-DNPH, Nonanal-DNPH,0.1 mg/mL in Acetonitrle

m-Tolualdehyde-DNPH,0.1 mg/mL in Acetonitrile

间甲苯甲�?DNPH

2-Amino-4,6-dinitrotoluene,0.1 mg/mL in MeOH:AcCN (50:50)