получение порошка меди,сульфата цинка,сульфата железа
CuSO4 Zn=ZnSO4 Cu
CuSO4 Fe=FeSO4 Cu
2 months ago 00:08:32 1
2 months ago 00:08:21 1
4 months ago 00:14:25 1
4 months ago 00:09:53 1
4 months ago 00:28:02 1
4 months ago 00:03:14 1
4 months ago 00:08:38 1
4 months ago 00:06:14 1
4 months ago 00:09:24 1
4 months ago 01:00:52 1
4 months ago 00:02:41 1
5 months ago 00:03:02 1
5 months ago 00:05:43 1
5 months ago 00:06:23 1
5 months ago 00:07:00 1
5 months ago 00:14:36 1
5 months ago 00:05:51 1
5 months ago 00:02:08 1
5 months ago 00:00:31 1
5 months ago 00:02:33 1
5 months ago 00:00:58 1
5 months ago 00:01:29 1
5 months ago 00:06:21 1
5 months ago 00:19:01 1
