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试剂 乙基-β-D-吡喃葡萄糖苷 Ethyl D-glucopyranoside 98% 1g
PNPG 4-Nitrophenyl β-D-glucopyranoside≥98% SigmaN7006 1g
Methyl α-D-glucopyranoside甲基α-D-吡喃葡萄糖苷 97-30-3
