hot keywords
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??:???????????????
??:0710-6197851
??:0710-6197855
???:? ? 13507274651
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??:441200
e-mail:sihaidaopu@163.com
?? :www.shdphg.com
1????????????:25-30???,?????
2????????????????????????,???????????
3???????????,??????????(???????????),????????
4???????????350-750us/cm??(???????)?????????????
5?????????????????,???????????(????????????????1‰)?
6????????,????(????)
7????????????10±2%???
8?????ph????4.3-5.3???
9?????????????????????
10?????????????????????????????5??,????????????????????????
11??????,?7???????,????????????????
12???????,?????????????,????????????
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(3)????????,???????????????,???3????????,?????????????,???????,??
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(4)???????ph?????,???????????,??????
(5)????????,????????????????
(6)????????,???????,?????????????,???????????,??????????ph????????????,?????????;
(7)???????????????,???????????,??????
(8)?????????????,???????????,??????????,???????
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