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3-Methyl indene Solution 100ug/ml in Toluene
TANSHINONE, CRYPTO(P) 标准品
异戊醛-二硝基苯腙溶液,3ppm
庚烯磷
First Standard® 异丙硝唑
(7S)-7-Amino-5,7-dihydro-5-methyl-6H-dibenz[b,d]azepin-6-one
2,2,3,4,4,5-六溴联苯醚(PBDE-138) 标准品
Phenyl-1-hydroxy-2-naphthoate (无证书)
Kepone (TM)
脱水红霉素 A 标准品