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2,6-萘二羧酸/CAS 1141-38-4/5g
'); document.write('¥256

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BG-P140106050(杜氏管/发酵管/外径6mm/长度50mm/40支/包)
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BH-10770(吹风机架/热风枪架/直径9cm)
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BH-10237-2324F(氟胶圈/外径23mm/粗度2.4mm/50个/包)
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BH-10551J10100(加样筒/带胶塞/10mL/80支)
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BT-Z14100(双波暗箱式紫外灯/B-BUV/新款)
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