KS D ISO 2353-2001 Magnesium and its alloys-Determination of manganese in magnesium alloys containing zirconium rare earths thorium and silver-Periodate photometric method《镁和镁合金 含锆.pdf

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1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2001 12 31 KS D ISO 2353 ( , , ) KS D ISO 2353： 2001 (2006 )(ISO 2353： 1972, IDT) ICS 77.120.20 KS (, , ) D ISO 2353： 2001(2006 )(ISO 2353： 1972, IDT)Magnesium and its alloysDetermination of manganese in magnesium alloys containing zirconium, rare earths, t

2、horium and silver Periodate photometric method 1972 ISO 2353, Magnesium and its alloys Determination of manganese in magnesium alloys containing zirconium, rare earths, thorium and silver Periodate photometric method , . 1. , , , . 0.002 0.2 % . 2. 2.1 . 2.2 5 (II) (VII) . 2.3 545 nm . 3. , . 3.1 (K

3、lO4) 3.2 1.26 g/mL ( 1.84 g/mL) 25 mL 60 mL , , 100 mL . 3.3 1.40 g/mL . . 3.4 0.4 %(m/m) 40 %(m/m) 10 mL , 1 000 mL . 3.5 1 L (3.2) 10 mL , (3.1) , 10 . 3.6 (NaNO2) 20 g/L 2 g 100 mL . 3.7 1 g/L(1 mL Mn 1 mg ) . 3.7.1 (400 mL) (KMnO4) 2.877 g 200 mL , (3.2) 40 mL . 36 % (m/m) . D ISO 2353：2001 2 ,

4、1 000 mL . 3.7.2 ( , 600 mL) 80 mL (3.2) 40 mL ( 99.9 % ) 10.001 g . , 1 000 mL . 250 300 mL (3.2) 60 80 mL 100 mL , 2 , 100 2 , . 3.8 0.1 g/L (1 mL 0.1 mg ) (3.7) 100 mL 1 000 mL . 3.9 0.01 g/L(1 mL 0.01 mg ) (3.7) 10 mL 1 000 mL . 4. 4.1 4.2 , 4.3 (electrophotometer) 5. 5.1 5.2 , 1 mm . 6. 6.1 0.0

5、02 0.01 % (5.2) 2 g, 0.01 0.05 % 1 g, 0.05 0.2 % 0.5 g 0.001 g . 6.2 6.2.1 (Term 0) (3.3) 20 mL . , ( , 250 mL) . 40 mL , (3.2) 15 mL, (3.3) 5 mL (3.4) 5 mL . 6.2.3 . 6.2.2 6.6.2.1 0.0020.001 % ( , 250 mL) 6 (3.9) 4.0, 6.0, 8.0, 10.0, 15.0 20.0 mL . 0.04, 0.06, 0.08, 0.10, 0.15 0.2 mg . 40 mL , (3.2

6、) 15 mL, (3.3) 25 mL (3.4) 5 mL . 6.2.3 . 6.2.2.2 0.010.2 % ( , 250 mL) 6 (3.8) 1.0, 2.0, 5.0, 10.0, 15.0 20.0 mL . 0.1, 0.2, 0.5, 1.0, 1.5 2.0 mg . 40 mL , (3.2) 15 mL, (3.3) 25 mL, (3.4) 5 mL . 6.2.3 . D ISO 2353：2001 3 6.2.3 (3.1) 0.5 g . 5 , ( 98 ) 15 . 100 mL , (3.5) . 6.2.4 . 545 nm (4.2) (4.3

7、) (Ec) 0 , (3.6) 2 (Ed) . . (Ec Ed) (Tc Td) Tc, Td： term 0 6.2.5 (100 mL) (mg) , , . 6.3 6.3.1 6.3.1.1 0.0020.01 % (6.1) ( , 250 mL) , , 10 mL (3.2) 30 mL . (3.3) 25 mL (3.4) 5 mL . . 6.3.1.2 0.010.05 % (6.1) ( , 250 mL) , , 10 mL (3.2) 25 mL . (3.3) 25 mL (3.4) 5 mL . . 6.3.1.3 0.050.2 % (6.1) ( ,

8、250 mL) , , 10 mL (3.2) 20 mL . (3.3) 25 mL (3.4) 5 mL . . 6.3.2 6.3.1.1, 6.3.1.2 6.3.1.3 60 mL . 6.2.3 . 6.3.3 , . 6.3.3.1 0.0020.01 % (3.3) 25 mL (3.2)10 mL , . , ( , 250 mL) . 40 mL , (3.2) 20 mL, (3.4) 5 mL . 6.2.3 . 6.3.3.2 0.010.05 % (3.3) 25 mL (3.2) 5 mL . 6.3.3.1 (2 ) . 6.3.3.3 0.050.2 % (3

9、.3) 25 mL . 6.3.3.1 (2 ) . 6.3.4 6.2.4 . (Ec) 0 . , (3.6) 2 (Ed) . . , . . D ISO 2353：2001 4 (Ec Ed) (Bc Bd) Bc, Bd： 7. (6.2.5 ) (mg) . (Mn) % . 0110 mm m0： (g) m1： (mg) 8. . a) b) c) d) ： ： 2001 12 31 : 2006 10 2 2006-0451 : : ( ) ( 02 509 72757) . 7 5 , . 701-7 6009-4567, 6009-48878 http:/ KS D ISO 2353： 2001 (ISO 2353： 1972, IDT) Magnesium and its alloysDetermination of manganese in magnesium alloys containing zirconium, rare earths, thorium and silver Periodate photometric method ICS 77.120.20 ： : 2006 10 2 ： 2001 12 31 2006-0451 ： ： ( ) KSKSKSSKSKS KSKS SKS KSKS SKSKS KSKSKS