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BT-12924-30(卡箍支架/含氟胶垫圈/盘径30mm/KF16)'); document.write('¥10.67
N,N'-Carbonyldiimidazole, N,N'-羰基二咪唑(CDI)/1kg/CAS:530-62-1'); document.write('¥605
Ethyl chloroacetate, 氯乙酸乙酯/500mL/CAS:105-39-5'); document.write('¥202.5