聚丙烯共聚物;聚丙烯螺旋盖,30mlRochester
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3-溴-2-氟-5-甲基吡啶
(17282-01-8)
¥ 100.00
不锈钢弹簧及夹子,16.2/56
¥ 6.30
1,1'-二萘胺
(737-89-3)
¥ 1650.00
3-氟-2-吡啶甲醛
(31224-43-8)
¥ 65.00
不锈钢弹簧及夹子,12/30
¥ 4.20