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BT-12910-H2-16(减压器/氢气/YQQ-370/16)'); document.write('¥2800
BG-P15056-03B(样品瓶/普通玻璃/白色/带盖/3mL)'); document.write('¥0.94
BG-Y529545-4(高真空石英比色皿/四通/45mm*12.5mm*12.5mm/颈长95mm/光程10mm/熔融一体)'); document.write('¥800
Trimethylacetic anhydride, 三甲基乙酸酐/100mL/CAS:1538-75-6'); document.write('¥590
3-Cyanopyridine, 3-氰基吡啶/500g/CAS:100-54-9'); document.write('¥320