KS D 1806-2003 Determination of manganese in iron and steel《钢铁中锰含量的测定方法》.pdf

1、 2003 5 31 D 1806 2003 1964 4 9 2003 5 31 03 569 ( ) ( 02 509 7249) . 7 5 , . ICS 77.080.10 KS D 1806 2003 Determination of manganese in iron and steel . . . KS D 1801 KS M 0012 KS M ISO 6353 2(R20) ( ) KS M 8001 4 . 0.1 % . 20 % . , . 400 mL 200 mL , 200 mL 150 mL . . KS M 8001 . 1 g (250 mL) , 30

2、mL . , 100 mL . (0.02 mol/L) 20.0 mL , (3 %) . 10 mL , 15 mL , 1 15 20 , , 1 mL . 1 g( 1 ) (250 mL) ( 2 ) 30 mL . , 150 mL . 10 mL , 10 mL 1 15 20 . , D 1806 2003 ( 3 ) , . 100 Mn = S B A A (mL) B 1 mL (g) S (g) ( 1 ) 0.5 g . ( 2 ) 2 % 10 mL 15 mL , , . 1 g . 5 mL , . 15 mL 150 mL . , , (1 50) , . (

3、 3 ) . , 525 nm 545 nm . 10, 6, 7, 37 . KS M 8001 . KS M 0012 . 0.2 g (250 mL) , 30 mL ( 4 ) ( 5 ). 80 mL 10 mL ( 6 ) 10 mL , 1 ( 7 ). (100 mL) , . ( 8 ) 1 2 , 525 nm 545 nm ( 9 ) , ( 10 ) , . 100 Mn = S A A (g) S (g) ( 4 ) (1 5) 20 mL 5 mL . 5 mL , , 2 D 1806 2003 . ( 5 ) . ( 6 ) . ( 7 ) 2 . . ( 8

4、) 1 , . ( 9 ) 575 nm . ( 10 ) 1.0, 2.0, 3.0, 5.0, 7.0, 10.0 mL 6 (150 mL) , 30 mL , . , . , . 3, 10, 17 . . (4 6 ) 10 g 200 mL , (1 1) 50 mL 0.02mol/L 1 100 mL . KS M ISO 6353 2(R20) 6.700 g (300 mL) 500 mL , (1 1) 50 mL , (1 000 mL) . . 1mL 0.001 099 g . KS M 8001 . ( 11 ) (500 mL) , 30 mL( 12 )( 1

5、3 ) , 10 mL ( 14 )( 15 ). 10mL 200 mL , 10 mL . 30 60 . 50 mL 1.0 1.5 mL , 0.05 mol/L , 2 mL ( 16 )( 17 ), 0.05 mol/L , ( 18 ), . 100 099 0.001 Mn = S V V V 1 0.05mol/L (mL) V 2 0.02mol/L (mL) 3 D 1806 2003 S (g) ( 11 ) . % % 0.3 2.0 0.3 1.5 1.0 1.5 2 0.5 2 5 0.25 5 20 0.10 ( 12 ) 15 mg , (500 mL) 3

6、0 mL , 20 mL . 1 2 g (CrO 2 Cl 2 ) . 5 mL , 50 mL 30 mL . , (5 B) , (1 100) 4 5 . (500 mL) . 30 mL . ( 13 ) , (300 mL) 30 mL , 10 mL . 50 mL (5 B) (1 100) 4 5 , 2 3 , (500 mL) . , 1 2 g . (1 10) 1 mL , (5 B) . . ( 14 ) 50 mL , (5 B) , (1 100) 4 5 . (500 mL) . ( 15 ) , 50 mL . ( 16 ) Co(No 3 ) 2 6H 2

7、 O 10g/100 mL . 4 1 . ( 17 ) (NiSO 4 6H 2 O 10g/100 mL) . , 1 4 . ( 18 ) , 1 1 . , 4 D 1806 2003 530 nm . , . 10, 6, 7, 37 . 6, 7, 37 . . (99.95 % ) 1.0000 g (300 mL) , (1 1) 30 mL , (500 mL) . A 20 . KS M 0012 . ( 19 ) . (300 mL) , A 30 mL . ( 20 ). , 2 % . (300 mL) , (1 5) 20 mL 5 mL ( 21 ). (1 1) 5 mL ( 20 ). , 2 % . (300 mL) B 25 mL , 5 mL , ( 2 ). , 2% . , , , , (5 A) , (1 100) , (300 mL) 30 mL ( 20 ). ,