标准品, ASTM/EPA Gasoline Refinery Oxygenates Calibration Standard,Varied conc. by weight in RFA Gasoline

EPA O-FID汽油定量分析校正标准品5组分(不含内标), EPA OFID Quantitative Calibration Check Mix,Varied conc. by %w/w

标准品, Oxygenates Refinery Standard Daily QC/Internal Std,Varied conc. by %w/w

标准品, Oxygenates Refinery Standard Daily QC/Internal Std,Varied conc. by %w/w

校正标准品5, Calib. Std #5 Fluoride Soluble Elements,100 μg/mL in 2-5% Nitric Acid, tr Hydrofluoric acid

MISA-挥发物,卤代烃22种混标, Group 16-Volatiles, Halogenated,0.5 mg/mL in MeOH

MISA-挥发物,卤代烃5种混标, Group 16-Volatiles, Halogenated,0.5 mg/mL in MeOH

4'-甲氧基-2,4-二溴二苯醚, 4'-Methoxy-2,4-dibromodiphenyl ether,50 μg/mL in Methanol

标准品, 3'-Methoxy-2,4,6-tribromodiphenyl ether,50 μg/mL in Methanol

6-甲氧基-2,2',4,4'-四溴联苯醚, 6-Methoxy-2,2',4,4'-tetrabromodiphenyl ether,10 μg/mL in Methanol