???????????????????SOHO????C?305
?????????
???0755-81767969
???(0)138-2886-8961
???twxpcb@263.net
???0755-29530182
??????????????????????8?
???0752-2324903 2324996
???0752-2324985
?????????COD??????????
更新时间：2015-08-29 15:39:07 点击次数：279
COD????
1????????????SS??
2???????????EDTA????? ????COD???????
3???????????????????????????TDS??????????
4???????????????????????????????????????????????????COD????????????????
5????????????COD???????
6????????????????????COD???????
7???????????????????COD???????
??????
1??????????????3000~24000mg/L????????
2????????????500mg/L?????????
3??????????600mg/L????????????????
4???????????????????????????????????????????????????
5??????????????????????????????????
?????????????