1-(2-吡啶基)哌嗪衍生物4,4'-MDI, 1-(2-Pyridyl)piperazine derivative of 4,4'-MDI,1000 μg/mL in DMSO

1,2,3,6,7,8-六氯二苯并-对-二恶英, 1,2,3,6,7,8-Hexachlorodibenzo-p-dioxin

D-6296 乙基叔丁基醚的校准标准, D-6296 Calibration Standard with ETBE,Varied wt% in Isooctane

D-6379校准曲线, D-6379 Calibration Curve (Alternative Concentration)

D-6379系统分辨率标准, D6379 System Resolution Standard,Varied conc. in n-Heptane

1,2,3,4,6,7,9-七氯二苯并-对-二恶英, 1,2,3,4,6,7,9-Heptachlorodibenzo-p-dioxin

标准品, Gasoline Boiling Range Distribution by GC,100 μg/mL in Isooctane:Ethanol (97:3)

标准品, ASTM Carbamate Matrix Spike Standard,50 μg/mL in Methanol

甲基醚混标, DIN 38407-14 Methyl Esters Mix,500 μg/mL in n-Hexane

硝基芳烃化合物(12组份), DIN-38407-17 Nitroaromatic Compounds,500 μg/mL in Methanol