EPA方法8272标准品, EPA 8272 Standard,Varied conc. in Dichloromethane

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

Fluorene,0.5 mg/mL in Acetonitrile

Decafluorobiphenyl ,0.1 mg/mL in Acetonitrile

十氟联苯

Acetaldehyde-DNPH,0.1 mg/mL in Acetonitrile

乙醛2,4-二硝基苯腙

EPA方法8315, Method 8315-Carbonyl Compounds Set

Butanal-DNPH,0.1 mg/mL in Acetonitrile

丁醛2,4-二硝基苯肼

Pentanal-DNPH,0.1 mg/mL in Acetonitrile

戊醛-DNPH

EPA方法8318套标, N-methylcarbamates by HPLC

硝基取代苯混标A, Method 8330-Mix A,1000 μg/mL in MeOH:AcCN (50:50)