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              „ӑBNEWS

              “ϵ҂ CONTACT US

              ˾ĴݭhƼ޹˾ ַɶȪA^_^@D1502
              ]: 610000
              ͷԒ: 028 - 87072680

              OͶVԒ19382278438

              Wվ: www.bedbugsuperdogs.com

              ]䣺runjiehuanbao@scrj888.com


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              CODԇ䷽

              ͣYd ԴWվT ڣ2015-04-30 醣2584

              CODԇf0-1000mg/L

               

               

              t⛘˜Һc1/6K2Cr2O7=0.5mol/L

              t⛣1202¸غQȡ12.2576gtڟ400mlˮ50mLᣨܽsDƴҺ500mLƿˮϡ˾uҺɷ6

              ṯҺ

              ṯҺĝȑHˮxӵĝȁˮеxӝȞ1000mg/LtṯȞ30g/Lδ֪r¿ɲһƷ30gṯִμ500mL10%1+9ܽҺɷ6

              y-ҺѣAg2SO4=10g/L

              25gy뵽2500mLᣨo1~2ʹܽ

                  1000mLsˮм1mLᣨ

              ˘ӣCOD=500mg/L

                  105~110¸غQȡ0.10625gڟ200mLsˮټ0.5mLᣨܽsDƴҺ250mLƿˮϡ˾uҺɷ1

              朽ӣ

              Wվ䰸̖ ICP10201064̖-1

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