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BG-F449500(直三口瓶/500mL/主19/22/侧19/22)'); document.write('¥88.8
BG-A581420(真空接头/一体式减蒸配套/磨口14/20)'); document.write('¥53.6
BG-L16034-3276H(温度计/磨口10/18/水银/-20℃至320℃/磨口以下76mm)'); document.write('¥104.53
DZ-BG-螺纹口支咀反应管/Φ16'); document.write('¥60