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First Standard® 甲苯中地茂散溶液,100μg/mL
Mebenil,certified 标准品
三蝶烯(Triptycene)
Chromium in B100 标准品
(11β,16α,17α)-21-(Acetyloxy)-9-chloro-11,16,17-trihydroxy-pregna-1,4-diene-3,20-dione
Thebaol, 5 mg 标准品
Lead-Base Alloy
d-蔗糖(标准品)[57-50-1]
m-Nitrocinnamaldehyde (无证书)
Triphenylantimony oxide (无证书)