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DZ-BG-双联反应管'); document.write('¥90
BH-10761(试管架/不锈钢)'); document.write('¥77.97
Potassium hydride, 氢化钾/25g/CAS:7693-26-7'); document.write('¥610
BG-Z602942(旋蒸转换头/磨口29/42/具螺纹口)'); document.write('¥56
BB-10400-1(激光笔/红光)'); document.write('¥34.14