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(R)-(-)-3-Chloro-1,2-propanediol, (R)-3-氯-1,2-丙二醇/100g/CAS:57090-45-6
'); document.write('¥480

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BG-F891925-26G(史莱克管/25mL/磨口19/22/玻璃节门/外径26mm/有效长度110mm)
'); document.write('¥64.8

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