D A C D I E M V E S I N H M O I T R l f l J N G V A V E S I N H AN TOAN THlfC PHAM Of MOT SO C0 SO SAN XUAT, CHE BIEN THUC PHAM NAM 2007 NGUYfeN HUNG LONG, LAM QUOC HUNG, CAO VAN TRUNG, TA NGOC THANH[.]
D A C D I E M VE S I N H M O I TRlflJNG V A VE S I N H AN TOAN THlfC PHAM Of MOT SO C0 SO SAN XUAT, CHE BIEN THUC PHAM NAM 2007 NGUYfeN HUNG LONG, LAM QUOC HUNG, CAO VAN TRUNG, TA NGOC THANH VA CS Cue An toan thitc phdm -B6Y te Tom tat: nhiem moi trudng la nguy co anh hudng den ve sinh an toan thuc pham (VSATTP) tai cac co sd che bien thuc pham nhiim moi trudng tU ngudn chinh la nude thai, thai va chat thai ran Cue An toan ve sinh thuc pham da trien khai nhiem vu bao ve mdi trudng nam 2007 vdi hoat dpng: Danh gia thi diem hien trang ve sinh moi trudng, VSATTP nham dam bao VSATTP d* mpf so co sd che bien thuc pham nam 2007 Ket qua khao sat thi diem 12 co sd san xua't, che bien thuc pham tai tinh Vinh Phuc va phd Ha Ndi cho tha'y: - MUc dp nhiem cua nude thai so vdi gidi han chat d nhiem cho phep b nude thai sinh hoat va nUdc thai cdng nghiep - tieu chuan thai (TCVN 5945-1945) deu vUpt tren mUc IV: Dp pH; tdng chat ran hoa tan (> 200mg/l); Coliforms la > 2,4 x 10 ; E coli la 36.41 6,7 (9 x 10 - 1,1x10 ) vupt ngudng nhiem tren mire IV (10.000) tren 240 lan 4 - Tong sd lupng rac thai trung binh la 44,7 kg/cO sd/ngay (6,2 -102) Mdc dp d nhidm cac vi sinh cao: Coliforms la > 2,4 x 10 ; E.coli la 1,1x10 - 4,3x10 ; Pseudomonas la 7x10 - 1,1x10 va Cl Perfringens la 3,9 x 10 - 3,0 x 10 KL/100 gm - Chi tieu khdng tai khu vUc che bien, ddng gdi, bao quan thuc pham: 36/36 (100%) mau cd tdng sd bui lo lung 1.9 mg/m - 2,8) vUpt gidi han cho phep - 10 lan (0,3 mg/m ); cay trung khdng cho ket qua d nhiem nam va vi khuan kha nhieu 3( - So mau thuc pham dat cac chi tieu ve sinh Coliforms ( 2,4x10 E Coli KL/lOOgm 60 I,lxl0 -4,3xl0 Shigella KL/lOO gm 60 Salmonella KL/lOO gm 60 V Cholerae KL/lOO gm 60 Pseudomonas KL/100 gm 60 7x10- 1,1 x 10 Cl Perfringens KL/lOO gm 60 3,9xl0 -3,0xl0 2 Nhdn xet: Trong cac m i l l xet nghiem chira thay n h i i m m i m benh v i sinh gay b6nh nhir V.Cholerae, Salmonella, Shigella nhung tinh trang nhiem c i c vi sinh khic rat cao: Coliforms la > 2,4 x ; E.coli la l , l x l - , x l ; Pseudomonas la la , x l - , x l K L / 0 gm 7x10 - l l x l O va Cl.Perfringens 2 3.2.3 Ddc diem mdi trudng d co sd sdn xuat, che bien Ket qua khao sat khong k h i tai khu vuc che bien thuc p h i m 12 co so: Bdng Tinh trang d nhilm khdng khu vuc che bien thuc Chi tieu TT phdm Ket qua xet nghiem Don vj tinh Trung binh Mau dat/T6ng so (%) Nhiet dp °C 22.4(16,8-25,4) - Do i m % 61.3 (54-76) - Tcfc dp gio m/sec 0.6 (0.2 - 0.99) - Tong so' bui lo lung mg/m 1.9(1 -2,8) 0/36(100%) so mg/m CO