KS I ISO 6767-2006 Ambient air-Determination of the mass concentration of sulphur dioxide [Tetrachloromercurate (TCM) pararosaniline method]《环境空气 二氧化硫质量浓度的测定 四氯汞钾(TCM) 副品红分光光度法》.pdf

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1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2006 10 30 http:/www.kats.go.krKS I ISO 6767 (TCM)/KS I ISO 6767: 2006 (2011 )I ISO 6767: 2006 : ( ) ( ) KIST ( ) : (http:/www.standard.go.kr) : :2001 1 10 :2006 10 30 :2011 12 26 2011-0622 : : ( 02- 509-7270) (http:/www.kats.go.kr). 10 5 , . ICS 13.040.20

2、KS I ISO (TCM)/ 6767: 2006(2011 ) Ambient air Determination of the mass concentration of sulphur dioxide Tetrachloromercurate (TCM)/pararosaniline method 1990 1 ISO 6767 Ambient air Determination of the mass concentration of sulphur dioxide Tetrachloromercurate(TCM)/pararosaniline method , . 1. (TCM

3、)/ , 20500 g/m3 . 3060 . 60 (2 000 g/m3) . . 5 24 . 7.5 . 8.2 . , TCM . . 2. . . KS M 9406 ( ) ISO 6349 3. (TCM) . . . 550 nm ( ) , . , . I ISO 6767: 2006 2 4. , , . . 4.1 (TCM), c(Na2HgCl4) = 0.04 mol/L (HgCl2) 10.9 g, (NaCl) 4.7 g EDTA(HOCOCH2)2N(CH2)2N(CH2COONa)2 2H2O 0.07 g 1 L . . . C . 4.2 (PR

4、A) 0.16 g/L 4.2.1 38 %(m/m) (HCl) ( 1.19 g/mL) 86 mL 1 L . 4.2.2 85 %(m/m) (H3PO4) ( 1.69 g/mL) 205 mL 1 L . 4.2.3 0.2 g 4.2.1 100 mL . A . 4.2.4 4.2.3 20 mL 250 mL . 4.2.2 25 mL . . PRA A.2 PRA 100 % 1 % PRA 0.2 mL . 4.3 2 g/L (HCHO) 3638 %(m/m) 5 mL 1 L . . 4.4 6 g/L (NH2SO3H) 0.6g 100 mL . 4.5 0.

5、012 g/L 4.5.1 (Na2S2O5) 0.3 g ( , ) 500 mL . . mL 320400 g , B . 4.5.2 4.5.1 , 2 mL 100 mL (4.1) . 5 30 , . 4.6 ISO 6349 , 4 . I ISO 6767: 2006 3 5. . 5.1 KS M 9406 5.1.15.1.5 . 5.1.1 (KS M 9406 ) . 5.1.2 (KS M 9406 ) , KS M 9406 . 5.1.3 (KS M 9406 ) 0.95 , 1 . , . 2 2 . 6. 0.98 . 7.1 . 5.1.4 (KS M

6、9406 ) , pd/pu 0.5 . pd pu (needle) (5.1.5 ). 5.1.5 1 kPa . 5.2 550 nm . 548 nm , 540550 nm . 20 nm . 5.3 15 cm . 5.4 100 mL . 6. 2 , . (4.1) 10 mL (5.1.3) . 30 60 0.5 L/min 1 L/min . mL 0.252.5 g(0.10.95L, 25 101.3 kPa) . (8.1 ). 5 24 . , . . 7. 7.1 7.1.1 ISO 6349 . I ISO 6767: 2006 4 7.2 4 . , 7.3

7、 (4.6 ). 7.1.2 (4.6 ) , 7.1.1 . 7.1.3 (7.4) . (g) . ( f: ) (8.1). 7.2 (4.5.2) 0 mL, 1 mL, 2 mL, 3 mL 4 mL 25 mL . (4.1) 10 mL 7.3.2 . B (g) . 1 cm y , 0 mL 0.02 . f ( ) . , 7.1 (m3) f , f 10 % . 7.3 7.3.1 (6.) 20 , 25 mL 5 mL . 7.3.2 (4.4) 1 mL 10 . (4.3) 2 mL 5 mL . (201) . 3060 (5.2) . . ( 1 ) . 7

8、.4 (4.1) 10 mL 25 mL 7.3.2 1 cm , . (7.1) . 10 % , . 7.5 EDTA , 10 mL 30 g, 10 g, 10 g 22 g . (4.4) 10 mL 50 g . , ( ) . , . I ISO 6767: 2006 5 8. 8.1 g/m3 (SO2) . (SO2) = 1bs)(VAAf (SO2) = 1bs)(VAAf f f: (7.1 7.2 ) As: Ab: V1: (m3) (298 K, 101.3 kPa 102 kPa) V1 V2 . V2= 2110)273(298tpV+ p: (kPa) t:

9、 ( ) 8.2 8.2.1 . . 10 % 80200 g /m3 . 8.2.2 TCM 10 mL 0.21.0 g , (7.1.2) 2 . 733 gSO2/m3 30 L( 0.5 L/min 1 ) 0.0020.011 ppm(V/V). 9. . a) b) c) d) e) I ISO 6767: 2006 6 1 2 1.5 mm 1 , 4 . 1 mm Muenke ( 50 mL) ( 30 mL) I ISO 6767: 2006 7 A() (PRA) A.1 PRA (PRA) . PRA A.2 . A.1.1 7.3 . 0.17 . A.1.2 (4

10、.2.3) 1 mL 100 mL . 5 mL 50 mL 0.1 mol/L / 5 mL . 1 . 1 cm , 540 nm 0.45 . 540 nm PRA . 1mKA A: m1: PRA (4.2.3) 50 mL (mg) K: 21 300(10 nm ) 95 % . A.2 PRA 1 1 mol/L 100 mL 250 mL . (PRA) 0.1 g 50 mL . 50 mL 125 mL PRA . . 20 mL . . 5 1 . 50 mL 1 mol/L . , PRA (4.2.3 ). 1 . 1 20 mL 15 %(m/m) 5 mL .

11、I ISO 6767: 2006 8 B() B.1 B.1.1 ( ) c(I2) 0.05 mol/L 12.7 g 250 mL (KI) 40 g 25 mL . 1 L . B.1.2 c(I2) 0.005 mol/L (B.1.1) 50 mL 500 mL . B.1.3 2 g/L 0.4 g (HgI2) 0.002 g 200 mL . . B.1.4 ( KIO3) 3 g/L 180 1.5 g 0.1 mg 500 mL . B.1.5 44 g/L ( 1.19 g/mL) 100 mL 1 L . B.1.6 ( ) c(Na2S2O35H2O) 0.1 mol

12、/L 25 g 1 L 0.1 g . . (B.1.4) 25 mL 500 mL , 1 g (B.1.5) 10 mL . 5 . , (B.1.3) 2 mL . mol/L . c1=67.351.010332Vm=3267.35100Vm m2: (B.1.4) 25 mL (g) V3: (mL) 35.67: B.1.7 c(Na2S2O35H2O) 0.01 mol/L (B.1.6) 50 mL 500 mL . . B.2 25 mL 500 mL (B.1.2) 50 mL . (4.5.1) 25 mL (B.1.2) 50 mL . 5 . (B.1.7) . (B

13、.1.3) 5 mL . I ISO 6767: 2006 9 B.3 (4.5.1) g/mL . (SO2) = 625402.32 )(VcVV V4: (B.1.7) (mL) V5: (B.1.7) (mL) V6: (4.5.1) (mL) c2: (B.1.7) (mol/L) 32.02: (4.5.2) 50 . I ISO 6767: 2006 10 C() C.1 (4.1) . C.2 C.2.1 (NaOH) 400 g/L C.2.2 (H2O2) 30 %( m/m) C.2.3 (Na2S9H2O) C.3 50 L . 40 L , (C.2.1) , 400

14、 mL . (C.2.3) 100 g 10 (C.2.2) 400 mL . 24 ( ) . . (TCM)/ 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ KSKSKSSKSKS KSKS SKS KSKS SKSKS KSKSKSKorean Agency for Technology and Standards http:/www.kats.go.kr KS I ISO 6767: 2006 Ambient airDetermination of the massconcentration of sulphur dioxide Tetrachloromercurate (TCM)/ pararosaniline method ICS 13.040.20

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