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隐性孔雀石绿(乙腈介质) 100ug/ml,1ml
磷酸三甲酯
皮蝇硫磷(皮蝇磷)
1.2:4.5-Dibenzpyrene
(Erythro)-Chloramphenicol D5 (ring D4, benzyl D) 标准品
(5Z)-7-[(5-Acetyloxy-2-(4-difluoro-3-octen-1-one)-3-tetrahydropyranyloxy)cyclopentyl]-5-heptenoic Ac
5-(Acetylamino)-5-deoxy-D-erythro-L-gluco-2-nonulopyranosonic Acid Methyl Ester 4,7,8,9-Tetraacetate
3-Indoleacetic acid Solution 100ug/ml in Acetonitrile
土壤QC样-NELAC套装
PREMIUM UNLEADED GASOLINE,1X1ML,P&T MEOH 标准品
N-乙酰基-S-(2-氰乙基)-L-半胱氨酸-D3