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trans-2-Methyl-2-pentenoic acid, 反式-2-甲基-2-戊烯酸/500g/草莓酸/CAS:16957-70-3'); document.write('¥800
4-Fluorophenylhydrazine hydrochloride, 4-氟苯肼盐酸盐/100g/CAS:823-85-8'); document.write('¥225
β-analine, β-氨基酸丙酸/500g/CAS:107-95-9'); document.write('¥500
4-Chlorophenylhydrazine hydrochloride, 对氯苯肼盐酸盐/500g/CAS:1073-70-7'); document.write('¥650