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Pyridinium chlorochromate, 氯铬酸吡碇盐/25g/CAS:26299-14-9
'); document.write('¥100

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BT-Z14108(镇流器)
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Copper(I) bromide-dimethyl sulfide,溴化亚铜二甲硫醚/10g/CAS:54678-23-8
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BG-F362014C(磨口砂芯布氏漏斗/15mL/磨口14/20/直径20mm/G2)
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