2-甲氧基-2',3',4',5'-四氯联苯, 2-Methoxy-2',3',4',5'-tetrachlorobiphenyl,100 μg/mL in Isooctane

2-甲氧基-2',4',5,6- 四氯联苯, 2-Methoxy-2',4',5,6'-tetrachlorobiphenyl,100 μg/mL in Isooctane

EPA方法混标, US EPA's Pulp, Paper and Paperboard cluster rule,10 mg/mL in Water

废水中多环芳烃混标(套标,5*1mL,8组分), PAH Mix for Waste Water,Varied conc. in Acetonitrile

1,1,2,2-Tetrafluoroethane (Freon #134) ,0.2 mg/mL in MeOH

1,1,2,2-四氟乙烷

4-甲基磺酰基-2,3,4',6-四氯联苯, 4-Methylsulfonyl-2,3,4',6-tetrachlorobiphenyl,50 μg/ml in Isooctane

4-甲基磺酰基-2,3,3',4',6-五氯联苯, 4-Methylsulfonyl-2,3,3',4',6-pentachlorobiphenyl,50 μg/ml in Isooctane

VOC 9组分混标, Volatile Organic Contaminants-Mix 1,50 μg/mL in MeOH

标准品, Halowax 1001

残留溶剂标准3级混合物A, Residual Solvent Standard Class 3 Mix A,5 mg/mL in DMF