ASTM D5580芳烃定量校准混标(不带内标), ASTM 5580 Aromatics Quantitative Calibration Set

标准品, D-5599 Oxygenate Standard with Internal Standard,Varied conc. by weight

ASTM/EPA汽油中芳烃汽油校准套标(不带内标), ASTM/EPA Gasoline Refinery Standards

标准品, 6 Level ASTM/EPA Gasoline Refinery Standards

标准品, Daily Quality Control Standard,Varied conc. by weight

1-(2-吡啶基)哌嗪衍生物的2,6-TDI, 1-(2-Pyridyl)piperazine derivative of 2,6-TDI ,1000 μg/mL in DMSO

1-(2-吡啶基)哌嗪衍生物4,4'-MDI, 1-(2-Pyridyl)piperazine derivative of 4,4'-MDI ,2280 μg/mL in DMSO

1,2,3,4,7,8-六氯二苯并-对-二恶英, 1,2,3,4,7,8-Hexachlorodibenzo-p-dioxin

标准品, Trace Impurities in Monocyclic Aromatic Hydrocarbons,Varied concentrations by percent w/w

D-6296 甲基叔丁基醚的校准标准品, D-6296 Calibration Standard with MTBE,Varied Conc %w/w