五氯硝基苯标准品 Pentachloronitrobenzene (Quintozene) 0.25 g C16730000

林丹标准品 Lindane (BHC gama isomer) 0.25 g C14073000 Linda e (10 μg/ml 环己烷) 10 ml L14073000CY

a-六六六标准品 Alpha-BHC 0.1 g C14071000 Alpha-BHC (10 μg/ml 环己烷) 10 ml L14071000CY

环氧七氯B标准品 Heptachlor-exo-epoxide (Isomer B) 10 mg C14101000

环氧七氯A 标准品 Heptachlor-endo-epoxide (Isomer A) 10 mg C14102000

七氯标准品 Heptachlor 0.25 g C14090000 Heptachlor (10 μg/ml 环己烷) 10 ml L14090000CY