KS D ISO 1118-2001 Aluminium and Aluminium alloys-Determination of titanium-Spectrophotometric chromotropic acid method《铝和铝合金 钛含量的测定 铬变酸分光光度法》.pdf

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KS D ISO 1118-2001 Aluminium and Aluminium alloys-Determination of titanium-Spectrophotometric chromotropic acid method《铝和铝合金 钛含量的测定 铬变酸分光光度法》.pdf_第1页
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1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2001 12 31 KS D ISO 1118 KS D ISO 1118: 2001 (2006 )(ISO 1118: 1978, IDT) ICS 77.120.10 KS D ISO 1118: 2001(2006 )(ISO 1118: 1978, IDT)Aluminium and Aluminium alloysDetermination of titanium Spectrophotometric chromotropic acid method 1978 ISO 1118, Alumini

2、um and aluminium alloys Determination of titaniumSpectrophotometric chromotropic acid method . 1. . 0.0050.3 %(m/m) . 1 %(m/m) , . 2. . (III) , pH 22.5 Ph 0.05 . 470 nm . 3. , . 3.1 , 5 mol/L, 200 g/L 200 g . , 1 000 mL . 3.2 , 2 mol/L, 80 g/L 80 g . 1 000 mL , . 3.3 15 mol/L, 20 1.40 g/mL 3.4 20 1.

3、48 g/mL (20 1.84 g/mL) 500 mL 400 mL . 1 000 mL . 3.5 20 1.21 g/mL (20 1.84 g/mL) 200 mL 700 mL . 1 000 mL . 3.6 20 1.06 g/mL (20 1.84 g/mL) 60 mL 500 mL . 1 000 mL D ISO 1118:2001 2 . 3.7 (H2SO3) 3.8 , 20 g/L (Na2SO3) 2 g 100 mL . . 3.9 , 1 g/L 1 g 100 mL . 3.10 , pH 2.9 (CH2ClCOOH) 189 g 150 mL ,

4、100 mL 40 g . . , 500 mL . . ( 1 ). 3.11 , 40 g/L 1 g 25 mL . . 3.12 (Chromotropic acid) , 20 g/L (1.8 3.6 2 ) 2 g (20 1.05 g/mL) 0.75 mL 70 mL . (Na2S2O5) 0.2 g . , 100 mL . . , . 3 . . 3.13 pH 0.50 1 000 mL 300 mL (3.1) 250.0 mL (3.4) 100.0 mL, (3.3) 18.0 mL . 3.14 , 0.5 g Ti/L . 3.14.1 ( 99.5 % )

5、 0.500 g ( , 600 mL) (3.5) 125 mL . (3.3) , . 1 000 mL . 1 mL Ti 0.5 mg . 3.14.2 K2TiO(C2O4)2 2H2O 1.848 5 g 100 mL 1.8 g (20 1.84 g/mL) 15 mL 10 . 100 mL ( 250 mL) . (3.9) 500 mL . 1 mL Ti 0.5 mg . 3.15 , 0.025 mg Ti/L (3.14) 50.0 mL 1 000 mL . 1 mL Ti 0.025 mg . . 3.16 , 0.015 g Ti/L (3.14) 30.0 m

6、L 1 000 mL (3.5) 2.0 mL . 1 mL Ti 0.015 mg . D ISO 1118:2001 3 . 3.17 , 0.0025 g Ti/L (3.14) 50.0 mL 500 mL (3.5) 2.50 mL . 1 mL Ti 0.025 g . . 4. (4.6) . 4.1 pHmeter pH 0.02 . 4.2 5. 5.1 (1) (1) . 5.2 1 mm . 6. 6.1 pH pH . pH 2 2.50 , ( 8.0 mL) (3.17) pH 0.05 6.2.1, 6.2.3, 6.2.4 . pH . 6.2 6.2.1 0.

7、0050.03 %(m/m) 6.2.1.1 pH ( , 100 mL) (3.13) 10.0 mL 0( ), 1.0, 2.0, 4.0, 8.0, 12.0 mL (3.17) . (3.9) . (3.8) (3.10) 10.0mL (3.11) 1.0 mL, (3.12) 5.0 mL 45 mL . pH pH (3.2) (3.6) 6.1 pH . pH . PH 2 mL . (50 mL) . pH . 6.2.1.2 4 5 cm 6 50 mL (3.13) 10 mL (3.17) 1 . D ISO 1118:2001 4 1 (3.17) mL mg 0*

8、1.0 2.0 4.0 8.0 12.0 0 0.0025 0.005 0.010 0.020 0.030 * pH (6.2.1.1 ) (3.2) (3.6) . 6.2.2 0.030.3 %(m/m) 6.2.2.1 pH ( , 100 mL) 7 (3.13) 10.0 mL (3.16) 0( ), 1.0, 2.0, 4.0, 6.0, 8.0, 12.0 mL . (3.9) . 6.2.1.1 . 6.2.2.2 1 cm 7 50 mL (3.13) 10.0 mL (3.16) 2 . 2 * (3.16) ML mg 0*1.0 2.0 4.0 6.0 8.0 12.

9、0 0 0.015 0.030 0.060 0.090 0.120 0.180 * pH (6.2.2.1 ) (3.2) (3.6) . 6.2.3 (3.9) . (3.8) (3.10) 10.0 mL (3.11) 1.0 mL, (3.12) 5.0 mL 45 mL . 6.2.4 (3.12) 15 40 . D ISO 1118:2001 5 (4.2) 470 nm 0 . 6.2.5 , 50 mL . 6.3 6.3.1 1 g 0.001 g . 6.3.2 , . , (6.3.3 ) (3.4) 10.0 mL . 6.3.3 (6.3.1) ( , 250 mL)

10、 (3.1) 25.0 mL . . . 60 mL (3.3) 1.80 mL (3.4) 16.50 mL . . (3.7) . 6.3.4 , (6.3.3) 100 mL . . ( ) , . 6.3.5 pH ( , 100 mL) 0.15 %(m/m) (6.3.4) 10.0 mL , 0.15 %(m/m) 5.0 mL (6.3.2) 5.0 mL . (3.9) , 6.2.1.1 . 6.3.6 50 mL pH (6.3.5 ) (6.3.4) . (6.3.2) . pH (3.2) (3.6) (6.3.5 ). (3.9) , 6.2.3 . 6.3.7 (

11、) ( , ) 50 mL 6.3.6 (3.12) . 6.3.8 (3.12) 15 40 . (4.2) 470 nm 0 . . A0: (6.3.4) A1: (6.3.4) A2: (6.3.2) 7. A0 (A1 A2) . D ISO 1118:2001 6 (6.2.5) . (Ti) . 0110mDm m0: (g) m1: (6.3.4) (g) D: 8. . a) b) c) d) e) D ISO 1118:2001 7 A() 1 %(m/m) A.1 . . A.2 A.2.1 6.3.2 “ ” . . (A.2.2 ) (3.4) 10.0 mL . A

12、.2.2 6.3.3 “ ” . (6.3.1) ( , 200 mL ) (6.3.1) (3.1) 25.0 mL . . , . 40 mL . , 60 mL (3.3) 1.80 mL (3.4) 16.50 mL . . (3.7) . KS D ISO 1118: 2001 (ISO 1118: 1978, IDT) Aluminium and aluminium alloys Determination of titaniumSpectrophotometric chromotropic acid method ICS 77.120.10 : : 2006 10 2 : 2001 12 31 2006-0451 : : ( ) KSKSKSSKSKS KSKS SKS KSKS SKSKS KSKSKS

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