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Acetylacetaldehyde dimethyl acetal, 4,4-二甲氧基-2-丁酮/25g/CAS:5436-21-5'); document.write('¥100
BH-10544(涂布棒/不锈钢)'); document.write('¥8.54
DZ-DEV-FC-6020-PMMA(膜池/直径60/池直径20/亚克力)'); document.write('¥700
BH-382545(有机系微孔滤膜/尼龙滤膜/直径25mm/孔径0.45μm/100片)'); document.write('¥96