sigma 7-氮雜吲哚 ,7-Azaindole ,A95502-5G 98%
sigma 6-甲氧基-3-吡啶甲醛 ,6-Methoxy-3-pyridinecarboxaldehyde ,98% ,533068-1G
sigma (S)-β-甲基苯乙胺介紹:(S)-β-Methylphenethylamine ,99%。
sigma primary reference standard ,00020590-100MG 1,8-桉葉素
sigma VETRANAL™, analytical standard 33864 替米可新 ,Tilmicosin ,
sigma 依立諾克丁 溶液 ,Eprinomectin solution 100 ng/μL in acetonitrile, PESTANAL®, analytical standard