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(S)-(+)-3-Chloro-1,2-propanediol, (S)-3-氯-1,2-丙二醇/500g/CAS:60827-45-4
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Ethyl 2-oxocyclopentanecarboxylate, 2-氧代环戊羧酸乙酯/100g/CAS:611-10-9
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Triphenylbismuth, 三苯基铋/250g/CAS:603-33-8
'); document.write('¥385

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Benzonitrile, 苯甲氰/25g/CAS:100-47-0
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