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2-Methoxynaphthalene, 2-萘甲醚/500g/CAS:93-04-9
'); document.write('¥500

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N,O-Dimethylhydroxylamine hydrochloride, N,O-二甲基羟基胺盐酸盐/500g/CAS:6638-79-5
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Trichloroacetyl chloride, 三氯乙酰氯/100g/CAS:76-02-8
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