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3-Methyl-2-butenal, 3-甲基-2-丁烯醛/100ml/CAS:107-86-8'); document.write('¥1080
NMRT-S(核磁管微量药勺)'); document.write('¥10.3296
BG-F47292L(分液漏斗/四氟节门/2000mL/磨口29/42/顶端四氟塞)'); document.write('¥556.8
BH-10451(磁力搅拌子/磁子/B-200)'); document.write('¥8.04
BG-C391740C(具砂板储存球闪式层析柱/容量250mL/外径17mm/内径13.4mm/磨口24/40/长457mm/G2)'); document.write('¥144.8