亚洲欧美综合精品成人网站丨国产精品欧美激情在线播放丨精品www日韩熟女人妻丨黑桃tv视频一区二区丨中文字幕一区二区三区精华液丨国产精品一区理论片丨国产成人av一区二区在线观看丨成人依依网丨欧美少妇毛茸茸丨日韩裸体做爰xxxⅹ丨免费看片黄色丨国产亚洲精品线观看动态图丨国产97在线观看丨内射干少妇亚洲69xxx丨欧美区在线丨热久久99这里有精品综合久久丨亚洲精品天堂成人片av在线播放丨强开乳罩摸双乳吃奶羞羞www丨成人看黄色s一级大片丨亚洲色啦啦狠狠网站丨xvideos永久免费入口丨午夜欧美日韩丨免费观看四虎精品国产地址丨av导航在线丨国产96在线 | 免费

Latest offer

Fast arrival:

OxidationUnit:Yuan per ton

Date Explain Taday Yesterday UP or DN Chart
  • 2022-03-15 Yes 27790 27940 -150
  • 2022-03-14 Yes 27940 27920 20
  • 2022-03-11 Yes 27920 27540 380
  • 2022-03-10 Yes 27540 28010 -470
  • 2022-03-09 Yes 28010 28760 -750
  • 2022-03-08 Yes 28760 29910 -1150
  • 2022-03-07 Yes 29910 29520 390
  • 2022-03-04 Yes 29520 29580 -60
  • 2022-03-03 Yes 29580 28890 690
  • 2022-03-02 Yes 28890 28640 250
  • 2022-03-01 Yes 28640 28780 -140
  • 2022-02-28 Yes 28780 28880 -100
  • 2022-02-25 Yes 28880 28840 40
  • 2022-02-24 Yes 28840 28820 20
  • 2022-02-23 Yes 28820 29000 -180
  • 2022-02-22 Yes 29000 28700 300
  • 2022-02-21 Yes 28700 28870 -170
  • 2022-02-18 Yes 28870 28850 20
  • 2022-02-17 Yes 28850 28790 60
  • 2022-02-16 Yes 28790 28880 -90