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L-Aspartic acid diethyl ester hydrochloride, L-天门冬酸二乙酯盐酸盐/100g/CAS:16115-68-7'); document.write('¥75
Chlorodiphenylphosphine, 二苯基氯化膦/25g/CAS:1079-66-9'); document.write('¥149
BG-C144500(格式蛇形冷凝器/冷凝管/冷凝部分长500mm,磨口24/40)'); document.write('¥136
Ethanesulfonyl chloride, 乙基磺酰氯/25g/CAS:594-44-5'); document.write('¥70