pheneticillin , NLT 98% , 【147-55-7】
Molecular Formula: C17H20N2O5S
Formula Weight: 364.42
METHYL 3,4,5-TRIMETHYLBENZENESULFONATE , NLT 95% , 【72733-15-4】
Molecular Formula: C10H14O3S
Formula Weight: 214.28
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