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Hexamethylphosphoramide, 六甲基膦酰三胺/500g/CAS:680-31-9'); document.write('¥360
Eschenmoser's Salt, N,N-二甲基亚甲基碘化胺/5g/CAS:33797-51-2'); document.write('¥450
BH-340100(透析袋夹/10cm/4个/包)'); document.write('¥67.2