Ammonium dihydrogen phosphate,40 %w/v in Water

磷酸二氢铵

标准品, 4-Methoxy-3'-chlorobiphenyl,100 μg/mL in Isooctane

3-甲氧基-2,5-二氯联苯, 3-Methoxy-2',5'-dichlorobiphenyl,100 μg/mL in Isooctane

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

5-甲氧基-2,2',3,4,4',5'-六氯联苯, 5-Methoxy-2,2',3,4,4',5'-hexachlorobiphenyl,100 μg/mL in Isooctane

制冷标准品15组分混标, Refrigerants Standard Mix,0.2 mg/mL in MeOH

1,1-Dichloro-1-fluoroethane (Freon #141B),0.2 mg/mL in Methanol

1,1-二氯-1-氟乙烷

3-甲基磺酰-2,2',3',5,6'-五氯联苯, 3-Methylsulfonyl-2,2',3',5,6'-Pentachlorobiphenyl,50 μg/mL in Isooctane

4-甲磺酰基-2,2',4',5,6'-五氯联苯单标, 4-Methylsulfonyl-2,2',4',5,6'-pentachlorobiphenyl,50 μg/mL in Isooctane

三卤甲烷4种混标, Trihalomethanes Mix,Varied conc. in MeOH