Fentone experiment

Fentone experimentsBu c v ng bnBnh BoChin lc th nghimTh nghim xc nh pH ti uTh nghim xc nh hm lng phn ti uTh nghim xc nh lng H2O2 ti uStt1234Mu (ml)200200200200pH2345H2O2 (ml)4FeSO4 10% (ml)1.5Khuy nhanh 100 vng trong 30 pht. yn 15 phtNaOH (1N) chnh pH ln 7, thm vo 1 git polimeKhuy chm 3 pht (30 vng), yn 15 phto COD, Tnh hiu sut x lTN1: Xc nh pH ti uTN2 : Xc nh lng phn ti uStt1234Mu (ml)200200200200pHpH ti u TN1H2O2 (ml)2FeSO4 10% (ml)11.522.5Khuy nhanh 100 vng trong 30 pht. yn 15 phtNaOH (1N) chnh pH ln 7, thm vo 1 git polimeKhuy chm 3 pht (30 vng), yn 15 phto COD, Tnh hiu sut x l4TN3: Xc nh lng H2O2 ti uStt12345678Mu (ml)200200200200200200200200pHpH ti u TN1FeSO4 10%(ml)Phn ti u TN2H2O2 30% ml12345678Khuy nhanh 100 vng trong 30 pht. yn 15 phtNaOH (1N) chnh pH ln 7, thm vo 1 git polimeKhuy chm 3 pht (30 vng), yn 10 phto COD, Tnh hiu sut x lKt qu TN1: Xc nh pH ti upH2345Vn tc lng x24688 trong x22886 chc bn2344Bn ni1234COD x232(6)32(6)16(8)16(8)Tng15253130Hiu sut0%0%50%50%Kt qu TN1: pH ti u th th hin pH ti u ca th nghim fentonHnh chp kt qu th nghim

Kt qu TN1: pH ti uHnh chp kt qu th nghim

Kt qu TN1: pH ti uHnh chp kt qu th nghim

Kt qu TN1: pH ti uNhn xt TN1:pH ti u

V cm quan : kh c mu, nc sau x l t c cht lng tng i tt ( t cn, trong, khng mu, COD gim ng k)Kt qu th nghim: qua kho st pH ti u l 4. Kt qu ny nm trong khong so vi l thuyt 3-4.V sai s: v COD ca nc thi nh hn 100 khi dung pp un hon lu kn th sai s ln. Ngoi ra thao tc cn cha chun xc, kin thc cha vng, sai s do dng c, ha cht

Kt qu TN2: phn ti uPhn (ml)11.522.5Vn tc lng x24268 trong x26842 chc bn1334Bn ni1423COD x216(8)32(6)32(6)64(4)Tng20232121Hiu sut75%50%50%0% th th hin phn ti u ca th nghim fentonKt qu TN2: phn ti uHnh chp kt qu th nghim

Kt qu TN2: phn ti uKt qu TN2: phn ti uHnh chp kt qu th nghim

Kt qu TN2: phn ti uHnh chp kt qu th nghim

Nhn xt TN2: phn ti uV cm quan : kh c mu, tuy nhin cha trit ,nc sau x l t c cht lng tng i tt ( t cn, trong, COD gim ng k)Kt qu th nghim: qua kho st lng phn ti u l 1.5ml. V sai s: v COD ca nc thi nh hn 100 khi dung pp un hon lu kn th sai s ln. Ngoi ra thao tc cn cha chun xc, kin thc cha vng, sai s do dng c, ha cht

Kt qu TN3: H2O2 ti uLp bng, tnh ra hiu qu x lH2O2 (ml)12345678Vn tc lng x2284106121416 trong x2241286101614 chc bn34578256Bn ni34578256COD x232(12)22.4(14)16(16)16(16)16 (16)64(10)9.6 (18)16 (16)Tng2234424844365858Hiu sut50%65%75%75%75%0%85%75%18Kt qu TN3: H2O2 ti uV thKt qu TN3: H2O2 ti uHnh chp kt qu th nghim

Kt qu TN3: H2O2 ti uHnh chp kt qu th nghim

Kt qu TN3: H2O2 ti uHnh chp kt qu th nghim

Nhn xt 3: H2O2 ti uV cm quan : kh c mu,nc sau x l t c cht lng tng i tt ( t cn, trong, khng mu, COD gim ng k)Kt qu th nghim: qua kho st lng H2O2 ti u l 7ml. Vi lng H2O2 nh vy l ln.V sai s: v COD ca nc thi nh hn 100 khi dung pp un hon lu kn th sai s ln. Ngoi ra thao tc cn cha chun xc, kin thc cha vng, sai s do dng c, ha cht

Cm n Lo i v ng bn lng nghe ! (^_^)