2,3-吡嗪二羧酸酐,2,3-Pyrazinedicarboxylic anhydride [PDBA];97%
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3-(2-羟乙基)吲哚 [色醇],3-(2-Hydroxyethyl)indole;97%
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西吡氯铵 [氯代十六烷基吡啶],Cetylpyridinium Chloride
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碘化钐(II),Samarium(II) iodide;anhydrous, powder, ≥99.9% trace metals basis
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6-甲氧基-N2-甲基吡啶-2,3-二胺二盐酸盐,6-Methoxy-N2-methylpyridine-2,3-diamine Dihydrochloride
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N,N-二甲基对甲苯磺酰胺,N,N,4-Trimethylbenzenesulfonamide;99%
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负性光致抗蚀剂I,Negative photoresist I