磺胺喹噁啉标准品 Sulfachinoxaline 0.25 g C16990000
Sulfachinoxaline (10 ug/ml乙酸乙酯) 10 ml L16990000EA
环氧七氯A标准品 heptachlor-endo-epoxide (Isomer A) 10 mg C14102000
heptachlor-endo-epoxide (Isomer A) (10 ug/ml环己烷) 10 ml L14102000CY
heptachlor-endo-epoxide (Isomer A) (100 ug/ml环己烷) 1 ml XA14102000CY
环氧七氯B标准品 Heptachlor-exo-epoxide (Isomer B) 10 mg C14101000
Heptachlor-exo-epoxide (Isomer B) (10 ug/ml环己烷) 10 ml L14101000CY
Heptachlor-exo-epoxide (Isomer B) (100 ug/ml甲醇) 1 ml XA14101000ME
环莠隆标准品 Cycluron 0.25 g C11840000
Cycluron (10 ug/ml乙腈) 10 ml L11840000AL