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BF-10216(电子温度计)
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BH-10358(pH试纸/pH 0.5-5)
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BH-20111-254-900JC(紫外灯管/30W/254nm/900mm/国产)
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Trichloroacetyl chloride, 三氯乙酰氯/25g/CAS:76-02-8
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