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A4418-100G7783-20-2硫酸銨￥221.20 100G瓶分子生物級for molecular biology, ≥99.0%A4418

70221-25G-F540-69-2甲酸銨￥1,353.46 25G-F瓶eluent additive for LC-MS, LiChropur®, ≥99.0% （Supelco）70221

299537-25G76-05-1三氟空格乙酸￥746.53 25G瓶purified by redistillation, for protein sequencing, ≥99%299537

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