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2',3,4-三氯联苯
NONPOLAR THIN FILM TEST MIX, 1X1ML CYCLOHEXANE, 500UG/ML 标准品
Nicotine Bitartrate Dihydrate
(易制爆)Nitric Acid (subboiling distilled acid)(有证书)
4,4-二氯二苯甲酮溶液,100ppm
BDE No 99 solution OEKANAL, 50μg/ml in Isooctane 标准品
常春藤苷 C
三氯生溶液, 100ppm
First Standard® 乙腈中啶酰菌胺溶液, 1000μg/mL
2,6-二氯联苯(PCB 10) 标准品