KS I ISO 17380-2005 Soil quality-Determination of total cyanide and easily releasedcyanide-Continuous flow analysis method《土质 易释放的氰化物和氰化物总含量的测定 连续流量分析法》.pdf

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KS I ISO 17380-2005 Soil quality-Determination of total cyanide and easily releasedcyanide-Continuous flow analysis method《土质 易释放的氰化物和氰化物总含量的测定 连续流量分析法》.pdf_第1页
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1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2005 12 28 KS I ISO 17380 KS I ISO 17380: 2005I ISO 17380: 2005 ( ) ( ) KIST ( ) ( ) : : 2005 12 28 2005 1013 : : ( ) ( 02 509 72625) . 7 5 , . ICS 13.080.10 KS I ISO 17380: 2005Soil quality Determination of total cyanide and easily released cyanide Continu

2、ous flow analysis method 2004 1 ISO 17380 Soil quality Determination of total cyanide and easily released cyanide Continuous flow analysis method . . . . 1. . 1 mg/kg . 40 mg/kg . , . . 2. . . . KS A ISO 5725 2 ( ) 2: KS M 0076 KS M 9155 ( ) KS M ISO 11465 ( ) KS M ISO 14507 3. . 3.1 . (thiocyanate)

3、 . 3.2 ( CN ) Tetracyanonickelate(II) dicyanomercurate(II) I ISO 17380: 2005 2 . Iron(III)hexacyanoferrate(II), hexacyanoferrate(III), hexacyanoferrate(II) 10 % . (acetonitrile .) . 3.3 4. 4.1 2.5 mol/L NaOH . 100 . 4.2 (0.025 mol/L NaOH) pH 3.8 . UV B (borosilicate) . 290 nm UV , (cyanide) . (125 2

4、) . cyanogen chlorid T . cyanogen chloride pyridine-4-carboxylic acid, 1,3-dimethyl barbituric acid . 606 nm . (600 10) nm . pH 3.8 0.025 mol/L NaOH(1.0: 0.42) pH 4.0 . pH 3.85.7 ( %). 4.3 UV (iron cyanide) Zinc-cyanoferrate . 125 4.2 . ( 1 ) . 5. , KS M 0076 1 2 . 5.1 5.1.1 w(HCl) = 37 % 5.1.2 c(HC

5、l) = 1 mol/L 83 mL (5.1.1) 1 000 mL . 5.1.3 c(HCl) = 0.1 mol/L 1 mol/L 100 mL 1 000 mL . 5.1.4 c(NaOH) = 2.5 mol/L 100 g NaOH 1 000 mL ( ). 2.5 mol/L NaOH . . 5.1.5 c(NaOH) = 1 mol/L 40 g NaOH 1 000 mL . 5.1.6 , c(NaOH) = 0.025 mol/L 25 mL 1 mol/L (5.1.5) 1 000 mL . 5.1.7 polyoxyethylenelaurylether(

6、NaO2C)CH(SO3Na)CH2CON(C12H25)CH(CO2Na)CH2CO2Na 30 g polyoxyethylenelaurylether 100 mL . I ISO 17380: 2005 3 Brij 35(1) . Brij 35 40 . (1) Brij 35 . , ISO . . 5.1.8 0.02 g 5-(p-dimethylaminobenzylindene)-rhodanine 100 mL . 4 6 . 5.1.9 c(AgNO3) = 0.01 mol/L 1.689 7 g 400 mL 1 L . 0.01 mol/L KS M 9155

7、NaCl . . . 5.1.10 c(AgNO3) = 0.001 mol/L 0.01 mol/L(5.1.9) . 25 mL 0.01 mol/L 250 mL . . 5.1.11 20 %(v/v) 100 mL 400 mL . 1 . 5.2 5.2.1 (pH = 3.8) 50 g citric acid(C6H8O7 H2O) 200 mL . 1 mol/L (5.1.5) 120 mL , 1 mol/L pH 3.8 500 mL . 3 . 5.2.2 10 g 7 (ZnSO4 7H2O) 750 mL 1 000 mL . 5.2.3 ( , pH = 5.2

8、) 2.3 g 500 mL . 20.5 g (KHC8H4O4) 975 mL . 1 mol/L (5.1.2) 1 mol/L (5.1.5) pH 5.2 , 1 mL (5.1.7) 1 000 mL . 3 . 5.2.4 T 2.0 g T(C7H7CINNaO2S 3H2O) 1 000 mL . 3 . 5.2.5 (pH = 5.2) 7.0 g (NaOH) 500 mL . 16.8 g 1,3-dimethylbarbituric acid(C6H8N2O3) 13.6 g pyridine-4-carboxylic acid(C6H5NO2) 975 mL . 1

9、 mol/L (5.1.2) 1 mol/L (5.1.5) pH 5.2 1 000 mL . 30 1 . 3 , . 5.3 (10 ) (5.3.1.1) 3 , 1 . 5.3.1 5.3.1.1 (100 mg/L) 0.250 g (KCN) , 0.025 mol/L (5.1.6) , 0.025 mol/L (5.1.6) 1 000 mL . 100 mg CN/L(5.3.1.1) 10 mL , (5.1.8) 0.25 mL (5.1.10) . V1 . . I ISO 17380: 2005 4 CN= V1 c(AgNO3) M(2CN)/V (1) V1:

10、( mL) C(AgNO3): (mmol/L) M(2CN): 2CN (=52g/mol) V: (mL)(=10 mL) . potassium tetracyanozincate, K2Zn(CN)4, c(CN = 1 0002 mg/L) 5.3.1.2 (1 mg/L) 100 mg/L (5.3.1.1) 2.5 mL 250 mL 0.025 mol/L (5.1.6) . 5.3.2 5.3.2.1 (100 mg/L, CN) 1 000 mL 0.373 g KSCN(105 ) 0.025 mol/L (5.1.6) , 0.025 mol/L (5.1.6) . 5

11、.3.2.2 (1 mg/L, CN) 2.5 mL (5.3.2.1) 250 mL , 0.025 mol/L (5.1.6) . 5.3.2.3 potassium hexacyanoferrate (100 mg/L, CN) 1 000 mL 0.211 g K3 Fe(III)(CN)6 (105 ) 0.025 mol/L (5.1.6) , 0.025 mol/L (5.1.6) . 5.3.2.4 potassium hexacyanoferrate (1 mg/L, CN) 100 mg/L potassium hex- acyanoferrate (5.3.2.3) 2.

12、5 mL 250 mL , 0.025 mol/L (5.1.6) . 5.3.2.5 potassium hexacyanoferrate (0.1 mg/L, CN) 10 mg/L potassium hexacyanoferrate (5.3.2.4) 10 mL 100 mL , 0.025 mol/L (5.1.6) . 5.3.2.2 5.3.2.5 (9.2.4, 9.2.5 9.2.7 ) . 5.3.2.2 5.3.2.4 (9.2.4, 9.2.6 9.2.7 ) 6. 6.1 . 6.2 ( 1 ) ( B ) . KS M ISO 14403 . . . 80 , 1

13、60 . UV ( 1 3) 8 W (3125) nm UV B . 13 mL 45 , 30 mm , 1 mm 2 mm . DURAN 8330(2) . UV 290 nm . (2) DURAN 8330 . , ISO . . I ISO 17380: 2005 5 ( 1 5) 40 , . 1 125 . , 1 000 g CN/L 10 g CN/L . ( 1 6 7) . ( 1 8) (372) , 4 . ( 1 9) 50 mm , (60010) nm 10 nm . 606 nm , . 1 ( mL/min) A ( ) 2 (50 cm, 1 mm)

14、B (5.2.1) 3 UV (312 nm) C 4 (30 ) D ( 1 ) 5 (125 ) (5.2.2) 6 (50 cm, 1 mm) E (5.2.3) 7 (50 cm, 1 mm) F 2 8 (37 , 100 cm, 1 mm) G T (5.2.4) 9 ( 1 cm ), H (5.2.5) 590610 nm 10 1 (10 100 g/L) I ISO 17380: 2005 6 6.3 . 500 mL , 180 5 cm . 7. 10 ( ) 4 . . KS M ISO 14507 8.2 . (400.1) g 500 mL 2.5 mol/L (

15、5.1.4) 200 mL . 6.3 16 . . . 100(f1) . 0.025 mol/L (5.1.6) . / (4 ). (5.1.4 ). 4 . 4 1 mol/L 1 . . 8. 1 2100 g/L . 40 g 100 150 mg/kg . 9. 9.1 . 9.2 9.2.1 1 . 1 / UV UV B UV (5.2.2) 125 125 pH (5.2.1) 3.8 3.8 pH (5.2.5) 5.2 5.2 (600 10) nm (600 10) nm 9.2.2 (5.2) . I ISO 17380: 2005 7 10 (scale) . 1

16、00 g/L 2 . 9.2.3 . 9.2.4 Hexacyanoferrate(III) 10 % , hexacyanoferrate (III) 90 % . (9.2.5, 9.2.6, 9.2.7 ). R(CN) (%) . R(CN)= XTS/XSTD 100 (2) XTS: XSTD: 9.2.5 100 g/L hexacyanoferrate(III) (5.3.2.3) 90 % . hexacyanoferrate(III) 90 %R(CN)hexacyanoferrate 90 % UV . . , . 9.2.6 Hexacyanoferrate(III)

17、1 mg/L(5.3.2.4) 5 % R(CN)hexacyanoferrate 5 % . hexacyanoferrate . Hexacyanoferrate (6.2) . 9.2.7 . 1 000 g/L(5.3.2.2) 10 g/L 2 g/L , R(CN) 1 % 0.2 % . . (6.2) . 9.3 1 mg/L(5.3.1.2) 0.5 mL, 1 mL, 2 mL, 4 mL, 5 mL, 6 mL, 8 mL, 10 mL 100 mL 0.025 mol/L (5.1.6) . 8 5 g/L, 10 g/L, 20 g/L, 40 g/L, 50 g/L

18、, 60 g/L, 80 g/L, 100 g/L ( 10. ). . . hx , cx g/L . . 0.0100.25 mol/L . 9.4 (f2) 0.025 mol/L (5.1.6) . 10 % . 10 , 50 g/L CN . 9.5 100 , . 2 , 0.1 mol/L 30 . (5.1.2) . UV 1 mol/L (5.1.2) 15 . 20 % (5.1.11) . I ISO 17380: 2005 8 10. (mg/kg) . . 105 (3) mg/kg W(CN) . dmdm21x(CN)100000 1100100WmmWVffW

19、W += (3) Wx: (mg/L CN) f1: (=100)( 7. ) f2: (9.4) , 1 . V: (200 mL) Wdm: KS M ISO 11465 (%) M: (g) 2 . 2 W(CN)mg/kg mg/kg W(CN) 1 1 1 W(CN) 10 0.1 10 W(CN) 50 1 50 W(CN) 100 5 100 W(CN) 1 000 10 1 000 W(CN)50 11. . 3 . Sr, SR, CVr, CVR, A . KS A ISO 5725 2 . 12. . a) b) c) 2 mg/kg d) I ISO 17380: 2005 9 A() A.1 3 . A.1 N g/L % %

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