5-Acetamido-7,8,9-tri-O-acetyl-5-N,4-O-carbonyl-2-S-phenyl-2-thio-β-neuraminic Acid Methyl Ester-100mg 5-Acetamido-7,8,9-tri-O-acetyl-5-N,4-O-carbonyl-2-S-phenyl-2-thio-β-neuraminic Acid Methyl Ester Additional information Additional information Weight 0.0001 kg Size 100 mg