1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS I ISO 5815 1 n (BODn) 1: KS I ISO 5815 1:2008 2008 11 10 http:/www.kats.go.krKS I ISO 5815 1:2008 : ( ) ( ) ( ) : (http:/www.standard.go.kr) : : 2003 10 31 : 2008 11 10 2008-0751 : : ( 02-509-7266) (http:/www.kats.go.kr). 10 5 , . KS I ISO 5815 1:2008 n (
2、BODn) 1: Water quality Determination of biochemical oxygen demand after n days(BODn) Part 1: Dilution and seeding method with allythiourea addition 2003 1 ISO 5815 1, Water quality Determination of biochemical oxygen demand after n days(BODn) Part 1: Dilution and seeding method with allythiourea add
3、ition , . ISO 58151 ISO/TC 147 “ ” SC2 “ ” . AC . . . . 1 . 3 mg/L 6 000 mg/L . 6 000 mg/L . . . . . , , . . KS I ISO 5815 1:2008 2 A . B . . C . 2 . . ( ) . KS M ISO 3696, KS M ISO 5813, ( ) KS M ISO 5814, ( ) KS M ISO 6060, KS M ISO 8245, (DOC) (TOC) KS M ISO 8467, 3 . 3.1 n (BODn) . n 5 7 . 1 ISO
4、 6107 2 . 2 . 4 . . 5 7 20 , . . 5 . 5.1 KS M ISO 3696 3 . KS I ISO 5815 1:2008 3 , 0.01 mg/L . 5.2 . a) COD(KS M ISO 6060 ) 300 mg/L TOC(KS M ISO 8245 ) 100 mg/L . . b) c) d) ( ) . e) 5.3 04 . 6 , . 5.3.1 (pH 7.2) (KH2PO4) 8.5 g, (K2HPO4) 21.75 g, 7 (Na2HPO47H2O) 33.4 g, (NH4Cl) 1.7 g 500 mL 1 000
5、mL . pH 7.2 . 5.3.2 7 ( = 22.5 g/L) 7 (MgSO4 7H2O) 22.5 g 1 000 mL . 5.3.3 ( = 27.5 g/L) (CaCl2) 27.5 g 2 (CaCl2 2H2O) 36.4 g 1 000 mL . 5.3.4 (III) 6 ( = 0.25 g/L) (III) 6 (FeCl3 6H2O) 0.25 g 1 000 mL . 5.4 500 mL 1 mL (5.3.15.3.4) 1 000 mL . (202) . 1 . , , , 8 mg/L . , . 24 . 5.5 KS I ISO 5815 1:
6、2008 4 (5.4) (5.2) 520 mL . 20 . n , 20 (8.3) 1.5 mg/L . 5.6 (HCl) (H2SO4) c(H2SO4) 0.25 mol/L c(HCl) 0.50 mol/L 5.7 (NaOH) 20 g/L 5.8 (Na2SO3) 50 g/L 5.9 D (C6H12O6) L (C5H9NO4) (1055) 1 . (1501) mg 1 000 mL . 307 mg/L BOD5 (21020) mg/L BOD7 (22520) mg/L . . . 5.10 (ATU) = 1.0 g/L (C4H8N2S) 200 mg
7、200 mL . 4 2 . . 6 . . 6.1 250300 mL BOD 100125 mL . (KS M ISO 5813) . (KS M ISO 5814) . 510 mL (1 % 1 L 2.5 g 12.5 g) . 15 . 6.2 ( ) . (8.3). 6.3 KS I ISO 5815 1:2008 5 (202) . 6.4 KS M ISO 5813 KS M ISO 5814 . 6.5 04 . 6.6 2.510 mL . 6.7 ( ) . . 7 04 . BODn 24 , 10. . . 8 8.1 8.1.1 pH 68 (5.6) (5.
8、7) . . 8.1.2 (5.8) . . KS M ISO 7393 1 KS M ISO 7393 2 . 8.1.3 , . (10. ). 8.1.4 KS I ISO 5815 1:2008 6 . 1.6 m . BOD . . 1 BODn BOD n mg/L a b36 1.12 R 412 2 R, E 1030 5 R, 2060 10 E 40120 20 S 100300 50 S, C 200600 100 S, C 4001 200 200 I, C 1 0003 000 500 I 2 0006 000 1 000 I a / bR: E: . S: . C:
9、 I : . 8.2 (202) , . ( ) (6.6) (5.10) 1 L 2 mL . (5.5) . 100 . . 2 mg/L , 2 mg/L 1/3 2/3 . , BODn( 1) . . (TOC)(KS M ISO 8245 ), (KS M ISO 8467 ), (COD)(KS M ISO 6060 ) . 2 R , TOC BODn , COD . KS I ISO 5815 1:2008 7 2 R BOD/TOC (KS M ISO 8245 ) BOD/Index (KS M ISO 8467 ) BOD/COD (KS M ISO 6060 ) 1.
10、22.8 1.21.5 0.350.65 0.31.0 0.51.2 0.200.35 R 2 , BODn . BODn= R y y: , TOC . . BOD . ( B ) . 1 . 2 . 2 mg/L ATU (KS M ISO 5813 ). 8.3 ATU 2 mg/L (5.5) . 8.4 8.4.1 (KS M ISO 5813 ) (8.2) 2 (6.1) . . . 2 , (8.3) . (6.3) (8.2) n 4 . 0 . KS M ISO 5813 . KS M ISO 5813 . KS I ISO 5815 1:2008 8 8.4.2 (KS
11、M ISO 5814 ) (8.2) 2 (6.1) . . . ( 0 ) KS M ISO 5814 . . (6.3) (8.2) n 4 . KS M ISO 5814 . 8.5 , . (5.9) 20 mL (5.5) 1 000 mL ATU (5.10) 2 mL 8.4 . BODn BOD5 (21040) mg/L BOD7 (22540) mg/L . (10. ) ( 2 ) . 25 , . . (8.3) 1.5 mg/L . . 9 9.1 BODn . 32)(31211 (3) 1: 0 (mg/L) 2: n (mg/L) 9.2 n (BODn) sa
12、mt43tst21)()(BODVVVVVn= (4) 1 2 : 9.1 KS I ISO 5815 1:2008 9 3 : ( 0 ) (mg/L) 4 : n (mg/L) Vsam : (mL) Vt : (mL) . mg/L . 10 mg/L mg/L . 10 mg/L 1 000 mg/L 2 . 1 000 mg/L 3 ( , 1 240 mg/L). C . 10 24 . . . 11 . a) (KS M ISO 5815 1) b) c) (n) d) ( mg/L) (9.2) e) f) g) (8.1.4), (10. ), (BOD2 5) ( A ),
13、 ( B ) KS I ISO 5815 1:2008 10 A ( ) BOD Phelps . ktxLL=10log L : BOD( mg/L) x : t BOD( mg/L) t : ( ) k : ( ) , k L . BOD . . BOD 20 5 7 . 04 2 20 5 BOD2+5 . BOD5 BOD2 5 3. 11 1992 1995 BOD5 BOD7 , BOD5 BOD2 5 . A.1 . A.1 BOD5 BOD25 / A B C D E F BOD5 mg/L 203 184 58 46 18.2 17.2 mg/L 201 180 58 46
14、18.1 17.2 BOD5 a BOD2 5 91 85 89 86 89 87 a = 0.05 BOD5 BOD2 5 . BOD2 5 8.4.1 . “ (8.2) 04 2 21) 1) 2 . KS I ISO 5815 1:2008 11 (6.3) . (201) 5 21) .” 8.4.2 . “ (8.2) 04 2 21) (6.3) . (201) 5 21) .” BOD2 5 BOD5 BOD2 5 BOD5 . KS I ISO 5815 1:2008 12 B ( ) . . 2 BOD 8.4 . BOD , . 0 . BODn . BODn . BOD
15、n 9.( ) . . KS I ISO 5815 1:2008 13 C ( ) BODn 1992 . 11 95 C.1 . C.1 / mg/L mg/L mg/L mg/L mg/L / A / B 199 19180 203 184 22 19 18 11 91 5 C 58.3 7.7 D 46.0 5.0 95 5 E 18.2 4.5 BOD5 F 17.2 3.7 95 5 / A / B 199 19180 201 180 24 24 17 11 88 2 C 58.0 8.9 D 45.5 6.0 90 4 E 18.1 4.9 BOD2 5 a F 17.2 4.2
16、91 3 / A / B 213 20193 210 190 22 19 19 13 88 3 C 64.4 8.6 D 51.6 6.7 91 6 E 19.3 5.0 BOD7 F 17.8 4.3 92 4 a A BOD5 BOD7 . BOD5 BOD7 . BOD5 BOD7 . C.2 . BODn ( B ). KS I ISO 5815 1:2008 14 C.2 BOD5 BOD7 BOD5 mg/L BOD7 mg/L a BOD7/ BOD5 / A B 203 184 210 190 90 87 1.04 1.03 C D 58 46 64 52 88 88 1.10 1.12 E F 18.2 17.2 19.3 17.8